It was narrated that Abu Hayyah said:
"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.'" (IT)
English reference (IT): Vol. 1, Book 1, Hadith 136 (IT)
Arabic reference (IT): Book 1, Hadith 137 (IT)