Sahih al-Bukhari 940
صحيح البخاري#940SahihNarrated Anas:We used to offer the Jumua prayer early and then have the afternoon nap
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 11:64