Sahih Muslim 6251
صحيح مسلم#6251SahihUrwa reported:'Aisha said to me: Your fathers (Zubair and Abu Bakr) were amongst those about whom (it has been revealed):" Those who responded to the call of Allah and His Messenger after the misfortune had fallen upon them
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: 44:81