´It was narrated that Abu Juhaifah said:` “I saw the Messenger of Allah (ﷺ), and this part of his hair was white” – meaning the tuft of hair between the lower lip and the chin.
Hadith Referenceسنن ابن ماجه / كتاب اللباس / 3628
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:متفق عليه
´It was narrated that Humaid said:` “Anas bin Malik was asked: ‘Did the Messenger of Allah (ﷺ) dye his hair?’ He said: ‘He did not have any white hair apart from approximately seventeen or twenty hairs at the front of his beard.’”