"I saw 'Ali performing Wudu', washing each part thrice. Then he stood up and drank the water that was left over from his Wudu' and said: 'The Messenger of Allah ﷺ did as I have done.'"
رَأَيْتُ عَلِيًّا ؓ تَوَضَّأَ ثَلاَثًا ثَلاَثًا ثُمَّ قَامَ فَشَرِبَ فَضْلَ وَضُوئِهِ وَقَالَ صَنَعَ رَسُولُ اللَّهِ ﷺ كَمَا صَنَعْتُ