وَعَنْ عَبْدِ اَللَّهِ بْنِ يَزِيدَ بْنِ عَاصِمٍ ‏- رضى الله عنه ‏- ‏-فِي صِفَةِ اَلْوُضُوءِ‏- قَالَ: { وَمَسَحَ ‏- صلى الله عليه وسلم ‏-بِرَأْسِهِ, فَأَقْبَلَ بِيَدَيْهِ وَأَدْبَرَ.‏ } مُتَّفَقٌ عَلَيْه ِ 1‏ .‏‏1 ‏- صحيح.‏ رواه البخاري (186)‏، ومسلم (235)‏.‏
Translation
Narrated ‘Uthman (rad)

While performing Wudu, the Prophet (ﷺ) would run (his fingers) through his beard. [Reported by At-Tirmidhi and Ibn Khuzaima graded it Sahih].