Sunan Ibn Majah #124 · The Book of the Sunnah

Sunan Ibn MajahIt was narrated from Hisham bin 'Urwah that his father said
Sunan Ibn Majah · The Book of the Sunnah
Sunan Ibn Majah · كتاب السنة
''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
حَدَّثَنَا هِشَامُ بْنُ عَمَّارٍ، وَهَدِيَّةُ بْنُ عَبْدِ الْوَهَّابِ، قَالاَ حَدَّثَنَا سُفْيَانُ بْنُ عُيَيْنَةَ، عَنْ هِشَامِ بْنِ عُرْوَةَ، عَنْ أَبِيهِ، قَالَ قَالَتْ لِي عَائِشَةُ يَا عُرْوَةُ كَانَ أَبَوَاكَ مِنَ الَّذِينَ اسْتَجَابُوا لِلَّهِ وَالرَّسُولِ مِنْ بَعْدِ مَا أَصَابَهُمُ الْقَرْحُ أَبُو بَكْرٍ وَالزُّبَيْرُ ‏.‏
Reference : Sunan Ibn Majah 124