Sahih Muslim 400
صحيح مسلم#400SahihIt is narrated on the authority of Abu Dharr that the Messenger of Allah (ﷺ) one day said:Do you know where the sun goes? The remaining part of the hadith is the same
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: 1:305