The Book Pertaining to the Merits of the Companions (Allah Be Pleased With Them) of the Holy Prophet (May Peace Be Upon Him) (Kitab Al-Fada'il Al-Sahabah)
Muslim :: Book 31 : Hadith 5944
Hisham reported on the authority of his father ('Urwa b. Zubair) that A'isha said: BY Allah, both fathers of yours are amongst those who have been men. tioned in this verse:" Those who responded to the call of Allah and the Messenger after the misfortune had fallen upon thein".