What is said about grey hair Sahih al-Bukhari 5898
Arabic hadith text
وَقَالَ لَنَا أَبُو نُعَيْمٍ حَدَّثَنَا نُصَيْرُ بْنُ أَبِي الأَشْعَثِ، عَنِ ابْنِ مَوْهَبٍ، أَنَّ أُمَّ سَلَمَةَ،أَرَتْهُ شَعَرَ النَّبِيِّ صلى الله عليه وسلم أَحْمَرَ.
Translation
Ibn Mauhab also said that Um Salama had shown him the red hair of the Prophet.