What was narrated concerning wiping the head
حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا عَبَّادُ بْنُ الْعَوَّامِ، عَنْ حَجَّاجٍ، عَنْ عَطَاءٍ، عَنْ عُثْمَانَ بْنِ عَفَّانَ، قَالَ رَأَيْتُ رَسُولَ اللَّهِ ـ صلى الله عليه وسلم ـ تَوَضَّأَ فَمَسَحَ رَأْسَهُ مَرَّةً .
It was narrated that 'Uthman bin 'Affan said: "I saw the Messenger of Allah (ﷺ) performing ablution and he wiped his head once."