Sahih al-Bukhari 5215
صحيح البخاري#5215SahihNarrated Anas bin Malik:The Prophet (ﷺ) used to pass by (have sexual relation with) all his wives in one night, and at that time he had nine wives
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: 67:148