Sahih Muslim 950
صحيح مسلم#950SahihThis hadith is transmitted by Sahl b. Sa'd in the same way as narrated by Malik, with the exception of these words:" Abu Bakr lifted his hands and praised Allah and retraced his (steps) till he stood in a row
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 4:112