 This arrangement was cancelled, following the death of Muhammad's first wife Khadija, in favour of Aisha's marriage to Muhammad in May or June 620.In September 622 Jubayr was one of those involved in an unsuccessful plot to kill Muhammad.At the Battle of Uhud Jubayr bribed his slave Wahshy ibn Harb with manumission to kill Hamza ibn 'Abdul Muttalib because Hamza had killed Jubayr's uncle at Badr.