Sahih al-Bukhari 440
صحيح البخاري#440SahihNarrated Nafi`:`Abdullah bin `Umar said: I used to sleep in the mosque of the Prophet (ﷺ) while I was young and unmarried
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: 8:89