Sunan Abi Dawud 114
سنن أبي داود#114SahihZirr b. Hubaish said that the heard that ‘ Ali was asked how the Messenger of Allah (ﷺ) used to perform ablution. He then narrated the tradition and said:he wiped his head so much so that drops (of water) were about to trickle down. He then washed his feet three times and said: This is how the Messenger of Allah (ﷺ) performed ablutions
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiIsnaad Hasan
In-book reference: 1:114