Sunan Abi Dawud 201
سنن أبي داود#201SahihAnas b. Malik reported:(The people) stood up for the night prayer and a man stood up and spoke forth: Messenger of Allah, I have to say something to you. He (the Prophet) entered into secret conversation with him, till the people or some of the people dozed off, ad then he led them in prayer. He (Thabit al-Bunani) did not mention ablution
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 ZaiSahih Muslim (376)
In-book reference: 1:201