Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
ibnmajah:3628Muḥammad b. al-Muthanná > Abū Dāwud > Zuhayr > Abū Isḥāq > Abū Juḥayfah

“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.  

ابن ماجة:٣٦٢٨حَدَّثَنَا مُحَمَّدُ بْنُ الْمُثَنَّى حَدَّثَنَا أَبُو دَاوُدَ حَدَّثَنَا زُهَيْرٌ عَنْ أَبِي إِسْحَاقَ عَنْ أَبِي جُحَيْفَةَ قَالَ

رَأَيْتُ رَسُولَ اللَّهِ ﷺ هَذِهِ مِنْهُ بَيْضَاءُ يَعْنِي عَنْفَقَتَهُ