The Banu Khazraj (Arabic: بنو خزرج‎) is a large tribe in Medina, Saudi Arabia. They were also in Medina during Muhammad's era. Aws (Awsan) and Khazraj (Azarik) are South Arabian tribes that were pressured out of South Arabia in the Karib'il Watar 7th century BC war versus Awsan and its allies (Aws - Awsan), (Qataban - Ghatafan), when the Sabaeans were eventually defeated by the Himyarites, the settled tribes became the pre-islamic Azd tribe and were known as Banū Qayla (بنو قيلة [ˈbɛ.nuː ˈqɑj.lɛh]) in pre-Islamic era.