Doubtful Matters in Islam: The Hadith of al-Nu’man ibn Bashir

Few hadiths draw the map of a Muslim’s daily choices as completely as the narration of al-Nu’man ibn Bashir. In a handful of sentences, the Prophet Muhammad ﷺ divided everything a person might do, eat, earn or touch into three territories: the lawful, which is clear; the unlawful, which is also clear; and between them a borderland of doubtful matters that many people simply do not know how to judge. He then gave the believer a rule for that borderland, illustrated it with the picture of a shepherd grazing at the edge of a king’s sanctuary, and finished by pointing to the one part of the body on which the whole matter turns: the heart.

This hadith is quoted constantly, but it deserves to be read slowly, in its own words. Below, we walk through it in the wording of Sahih al-Bukhari, set beside the parallel route in Sahih Muslim, and close with two verses of the Quran that carry the same note of clarity: eat what is lawful and good. The aim is not to rule on any particular product or case — the hadith itself does not do that. The aim is to understand the principle exactly as the Prophet ﷺ stated it, because the principle, once understood, governs a thousand daily decisions on its own.

1. A Companion Who Heard It Himself

Bukhari’s narration opens with the Companion presenting his own credentials: he heard this from the Messenger of Allah ﷺ himself. In Muslim’s route, al-Nu’man ibn Bashir even pointed towards his ears with his fingers as he reported it, underlining that these words reached him directly, not through a chain of retelling. What he heard was a complete framework, and it begins not with confusion but with clarity:

“Both legal and illegal things are evident but in between them there are doubtful (suspicious) things and most of the people have no knowledge about them.” (Sahih al-Bukhari 52 — Sahih)

Notice the balance of the opening. The Prophet ﷺ did not describe the religion as a fog in which nothing can be known for certain. He said the opposite: the legal is evident and the illegal is evident, so the core of the path is lit. Only after establishing that clarity did he mention the third category — and he mentioned it honestly, as a real feature of life that most people are not equipped to judge on the spot.

2. The Two Clear Zones: Lawful and Unlawful

That clarity is itself a mercy. The believer is not left guessing about the foundations: the great duties of the religion are clear, and its great prohibitions are clear. Much of the learning a Muslim does across his life is simply learning this clear ground properly — the way a worshipper learns, for example, exactly what breaks wudu so that his purification rests on knowledge rather than guesswork. The hadith assumes this clear ground and builds upon it.

But the hadith also assumes something else: that life keeps producing situations the individual has not studied. A transaction with an unfamiliar structure, food whose contents are uncertain, an opportunity whose background is mixed — the forms change with every generation, and the person facing them may genuinely not know whether the matter in front of him belongs to the lawful side or the unlawful side. The Prophet ﷺ named that zone in advance, and he named the condition of the people in it as well: most of them, he said, have no knowledge about these things. That admission shapes everything that follows.

3. The Doubtful Matters Between Them

The doubtful matters are marked by two features in the narration. First, they stand in between. They are not evidently lawful, or no one would hesitate over them; and they are not evidently unlawful, or no one would approach them. They sit close enough to both clear categories to be confused with either. Second, most people have no knowledge about them. By the Prophet’s own description, these are matters on which knowledge is scarce and certainty is hard to reach.

That second feature deserves attention, because it means the hadith teaches humility before it teaches anything else. A doubtful matter is not simply something a person feels unsure about for a moment; it is something whose ruling is genuinely not apparent to most people. Where knowledge runs out, the honest response is to recognise the boundary of what one knows. The hadith does not leave the believer stranded at that boundary, though. It gives him a definite course of action for exactly that situation — and that is where the teaching turns from description to instruction.

4. Whoever Guards Himself: Religion and Honour Protected

Here is the instruction, in Bukhari’s wording:

“So whoever saves himself from these suspicious things saves his religion and his honor.” (Sahih al-Bukhari 52 — Sahih)

Two things are protected by a single act of restraint, and they face in two directions. A man’s religion is his standing with Allah: by keeping away from what might be unlawful, he keeps his obedience uncompromised and his record clean of what he could have avoided. His honour is his standing with people: the one who keeps clear of grey areas gives nobody grounds to think ill of him, because his dealings are visibly clean. It is the same concern for reputation that runs through the Prophet’s teaching on avoiding suspicion — a believer protects not only his deeds but also how his deeds appear.

Notice, too, what the hadith does not say. It does not tell the believer to pronounce on the doubtful matter, nor to force it into one category or the other by guesswork. The action it praises is personal and protective: he saves himself. Before any question of judging a thing, there is the simpler question of guarding oneself — and on that question the hadith is unambiguous.

5. The Shepherd at the Edge of the Sanctuary

To show what happens to the one who takes the opposite course, the Prophet ﷺ reached for a picture every listener knew:

“And whoever indulges in these suspicious things is like a shepherd who grazes (his animals) near the Hima (private pasture) of someone else and at any moment he is liable to get in it.” (Sahih al-Bukhari 52 — Sahih)

The shepherd in the picture has not yet trespassed. That is precisely the point. He may even intend to stay outside the fence; but he has chosen grazing ground so close to the boundary that his animals are, at any moment, liable to cross into it. Animals drift. Attention lapses. A boundary that is treated as a place to live beside will eventually be crossed — not always by decision, but by nearness. The hadith’s warning is therefore about patterns, not just moments: the one who habitually grazes in the doubtful zone has placed himself where falling into the unlawful is a matter of time and chance rather than a remote possibility.

6. Every King Has a Hima

The picture then widens into a principle about whose ground the forbidden is:

“(O people!) Beware! Every king has a Hima and the Hima of Allah on the earth is His illegal (forbidden) things.” (Sahih al-Bukhari 52 — Sahih)

Every king, the Prophet ﷺ explained, keeps a Hima — a private pasture, a preserve that belongs to him alone, which everyone knows is out of bounds. Allah has a Hima on His earth too, and it is nothing other than the things He has forbidden. This sentence quietly reframes the whole discussion. The unlawful is not an empty, ownerless space that a person may wander into by accident without consequence; it is the sanctuary of the King of kings, marked and guarded. And the doubtful matters are the open ground running along its edge — which is why grazing there is so dangerous. The one who treats the borderland casually has forgotten whose fence he is standing beside.

7. Muslim’s Route: The Same Teaching in Its Own Words

The same hadith reaches us through Muslim’s collection with its own wording, and it rewards a separate reading rather than being merged with Bukhari’s. It opens:

“What is lawful is evident and what is unlawful is evident, and in between them are the things doubtful which many people do not know.” (Sahih Muslim 1599a — Sahih)

Where Bukhari describes the guarded man as saving his religion and his honour, Muslim states the same protection as keeping them blameless — and then states the outcome of indulgence more bluntly than Bukhari’s parable alone does:

“So he who guards against doubtful things keeps his religion and honour blameless, and he who indulges in doubtful things indulges in fact in unlawful things, just as a shepherd who pastures his animals round a preserve will soon pasture them in it.” (Sahih Muslim 1599a — Sahih)

Two differences of dress are worth noticing, without disturbing either text. Where Bukhari’s translation keeps the Arabic word Hima, Muslim’s speaks of a preserve —

“Beware, every king has a preserve” (Sahih Muslim 1599a — Sahih)

— and where Bukhari’s shepherd is “liable” to enter the pasture at any moment, Muslim’s “will soon pasture them in it.” Both routes agree on the structure completely: two clear zones, a doubtful middle, protection in guarding, and ruin at the end of grazing at the edge. Read together, they do not compete; they illuminate one another, each in its own preserved wording.

8. The Piece of Flesh: The Heart

Both routes end the hadith in the same unexpected place — inside the human body. Bukhari’s wording:

“Beware! There is a piece of flesh in the body if it becomes good (reformed) the whole body becomes good but if it gets spoilt the whole body gets spoilt and that is the heart.” (Sahih al-Bukhari 52 — Sahih)

And Muslim’s:

“Beware, in the body there is a piece of flesh; if it is sound, the whole body is sound and if it is corrupt the whole body is corrupt, and hearken it is the heart.” (Sahih Muslim 1599a — Sahih)

Why end a hadith about lawful and unlawful food, earnings and dealings with the heart? Because the choices described in the earlier sentences are made there first. The hand reaches or holds back because the heart has already leaned or restrained itself. A sound heart — one kept clear of doubtful intake and doubtful gain — keeps the whole body’s conduct sound; a heart fed on grey areas corrupts the conduct of every limb. This is why guarding against the doubtful is not mere external caution. It is heart-keeping, and it belongs to the same family of teachings as the Prophet’s concern for good character in Islam: what is inside a person eventually walks out through his actions.

9. The Quran: Eat What Is Lawful and Good

The Quran speaks to the same clarity from the side of provision. Addressing mankind at large, Allah says:

يَـٰٓأَيُّهَا ٱلنَّاسُ كُلُوا۟ مِمَّا فِى ٱلْأَرْضِ حَلَـٰلًا طَيِّبًا وَلَا تَتَّبِعُوا۟ خُطُوَٰتِ ٱلشَّيْطَـٰنِ ۚ إِنَّهُۥ لَكُمْ عَدُوٌّ مُّبِينٌ

“O people, eat permissible good things out of what lies in the earth, and do not follow the footsteps of ShaiTān (Satan); indeed, he is an open enemy for you.” (Quran 2:168)

Two words are joined in the command: the food is to be lawful, and it is to be good. The verse then warns against following the footsteps of Satan — a gradual path, step by step, rather than a single leap. The picture matches the hadith’s shepherd: drift happens by degrees, and the protection is to stay on clear ground. To the believers specifically, the same pairing is repeated:

وَكُلُوا۟ مِمَّا رَزَقَكُمُ ٱللَّهُ حَلَـٰلًا طَيِّبًا ۚ وَٱتَّقُوا۟ ٱللَّهَ ٱلَّذِىٓ أَنتُم بِهِۦ مُؤْمِنُونَ

“Eat from what Allah has provided you as good and lawful, and fear Allah in whom you believe.” (Quran 5:88)

Here eating what is good and lawful is tied directly to fearing Allah — the very taqwa that guarding the doubtful protects. The theme of purity runs through both verses: what a person takes in should be clean in its source and clean in itself, a matter DeenHub explores further in its guide to purity in Islam. The Quran, like the hadith, does not leave the believer at the mercy of confusion; it points him to the lawful and the good, and names them plainly.

10. Living by the Principle

Gather the hadith’s teaching into its parts and it forms a complete discipline. First, know the clear ground: the lawful is evident and the unlawful is evident, and learning them is the believer’s basic duty. Second, expect the doubtful: matters will arise whose ruling most people do not know, and the hadith treats that as a normal feature of life rather than a failure. Third, at that boundary, guard yourself: the one who keeps away from the doubtful keeps his religion and his honour blameless. Fourth, remember where indulgence leads: the shepherd at the edge of the preserve will soon be inside it, because nearness, repeated daily, becomes entry. Fifth, remember whose preserve it is: the forbidden things are the Hima of Allah on His earth. And finally, watch the heart, for its soundness is the soundness of everything else.

This article has deliberately stayed at the level of the principle, because that is where the hadith itself stays. It names no modern product and settles no individual case; it hands the believer something more durable — a way of standing in relation to everything doubtful he will ever meet. Whoever learns to step back from the grey area, not in fear of people but in guarding his religion and his heart, has understood the shepherd, the sanctuary, and the piece of flesh exactly as al-Nu’man ibn Bashir heard them.

Frequently Asked Questions

Q1. What are the doubtful matters in Islam?

They are the matters that fall between the two clear categories described by the Prophet ﷺ. As Bukhari’s wording puts it, “in between them there are doubtful (suspicious) things and most of the people have no knowledge about them” (Sahih al-Bukhari 52 — Sahih). They are neither evidently lawful nor evidently unlawful, and their ruling is not known to most people.

Q2. Why does the hadith tell us to keep away from doubtful matters?

Because guarding against them protects two precious things at once: “whoever saves himself from these suspicious things saves his religion and his honor” (Sahih al-Bukhari 52 — Sahih). Muslim’s wording adds the other side: “he who indulges in doubtful things indulges in fact in unlawful things” (Sahih Muslim 1599a — Sahih). Staying away is protection; indulging is the first step toward the unlawful itself.

Q3. What is the Hima in the hadith of al-Nu’man ibn Bashir?

The Hima is a king’s private pasture or preserve — land reserved for the king that everyone knows is out of bounds. The Prophet ﷺ said: “Every king has a Hima and the Hima of Allah on the earth is His illegal (forbidden) things” (Sahih al-Bukhari 52 — Sahih). The forbidden things are Allah’s sanctuary on earth, and the doubtful matters are the ground along its edge.

Q4. What is the piece of flesh mentioned at the end of the hadith?

It is the heart. In Muslim’s wording: “in the body there is a piece of flesh; if it is sound, the whole body is sound and if it is corrupt the whole body is corrupt, and hearken it is the heart” (Sahih Muslim 1599a — Sahih). The hadith ends by teaching that conduct flows from the heart’s condition, so keeping the heart sound keeps the whole person’s actions sound.

Q5. What does the Quran say about eating lawful food?

Allah commands: “O people, eat permissible good things out of what lies in the earth, and do not follow the footsteps of ShaiTān (Satan)” (Quran 2:168), and He says: “Eat from what Allah has provided you as good and lawful, and fear Allah in whom you believe” (Quran 5:88). In both verses, what is taken in must be lawful and good, and choosing it is joined to fearing Allah.