Sunan Abi Dawud 1237
سنن أبي داود#1237SahihNarrated Sahl b. Abi Hathmah:The Prophet (ﷺ) prayed in time of danger and divided them (the people) behind him in two rows. He then led those who were near him in one rak'ah. Then he stood and remained standing till those who were in second row offered one rak'ah. Thereafter they came forward and those who were in front of them (in the first row) stepped backward. The Prophet (ﷺ) led them in one rak'ah of prayer. He sat down till those who were in the second row completed on rak'ah. He then uttered the salutation
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 Bukhari (4131) Sahih Muslim (841)
In-book reference: 4:40