"I poured water for the Messenger of Allah ﷺ when he performed Wudu' during the battle of Tabuk, and he wiped over his Khuff."  

أَنَّهُ سَمِعَ أَبَاهُ يَقُولُ سَكَبْتُ عَلَى رَسُولِ اللَّهِ ﷺ حِينَ تَوَضَّأَ فِي غَزْوَةِ تَبُوكَ فَمَسَحَ عَلَى الْخُفَّيْنِ قَالَ أَبُو عَبْدِ الرَّحْمَنِ لَمْ يَذْكُرْ مَالِكٌ عُرْوَةَ بْنَ الْمُغِيرَةِ