Sahih Muslim 2592
صحيح مسلم#2592SahihAbu Bakr b. 'Abd al-Rahman b. al-Harith b. Hisham reported on the authority of 'A'isha and Umm Salama, the wives of the Messenger of Allah (ﷺ):The Messenger of Allah (ﷺ) at times got up in the morning in a state of junub on account of having a sexual intercourse (with his wives during night) but not due to sexual dreams in the month of Ramadan, and would observe fast
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: 13:98