"The Messenger of Allah(ﷺ) forbade plucking out white hairs and said: 'It is the light of the believer.'"
Sunan Ibn Majah Book 33, Hadith 65
← Previous Hadith "I heard Anas Bin Malik say: The Messenger of Allah (ﷺ) used to mix with us so much that he said to a little brother of mine: "O Abu `Umair, what happened to the Nughair (one of the narrators Waki` said that it means a bird that he used to play with)."

Sunan Ibn Majah Book 33, Hadith 64 Next Hadith → "forbade sitting between the shade and sun."

Sunan Ibn Majah Book 33, Hadith 66