Not plucking out gray hairs
10
Etiquette of Grooming & Adornment
Not plucking out gray hairs
The Prophet (SAW) said: "Do not pluck out gray hair, for it is light for the Muslim [on the Day of Judgment]."
Reference: Sunan Abi Dawud and Jami' al-Tirmidhi, graded Hasan, on the authority of Amr ibn Shu'ayb, from his father, from his grandfather (RA)
Explanation
Gray hair is reframed here from something to be hidden into something carrying its own spiritual value.