35. Combing the Hair (Kitab Al-Tarajjul) - كتاب الترجل
18) Chapter: Dyeing Hair
Narrated AbuRimthah:
I and my father came to the Prophet (ﷺ). He said to a man or to my father: Who is this? He replied: He is my son. He said: Do not commit a crime on him. He had stained his beard with henna.