Sunan Ibn Majah 124
سنن ابن ماجه#124SahihIt was narrated from Hisham bin 'Urwah that his father said:''Aishah said to me: 'O 'Urwah, your two fathers were of those who answered (the Call of) Allah and the Messenger (Muhammed) after being wounded," (they were) Abu Bakr and Zubair
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiIsnaad Sahih