Banu Asad ibn Khuzaymah tribe (not to be confused with the Banu Asad tribe), were the residents of Katan, in the vicinity of Fayd, was a powerful tribe connected with the Quraysh. They resided near the hill of Katan in Nejd. Muhammad, purportedly, received intelligence reports that they were planning a raid on Medina. So he dispatched a force of 150 men under the leadership of Abu Salama `Abd Allah ibn `Abd al-Asad to make a sudden attack on this tribe. On the first day of Muharram.