Sahih Muslim 6270
صحيح مسلم#6270SahihAbdullah b. Ja'far reported that one day Allah's Messenger (ﷺ) mounted me behind him and narrated to me something in secret which I would narrate to none amongst people
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: 44:100