 They took part in the Muslim conquest of the Levant, and established themselves in Upper Mesopotamia, whilst part of the tribe remained in the Hejaz.During the early Muslim era, the tribe produced noted generals such as Safwan ibn Mu'attal, Abu'l-A'war and Umayr ibn al-Hubab.Those who remained in Arabia were largely absorbed by the Banu Harb of Yemen beginning in the 9th century, while those in Syria, Mesopotamia were expelled to Upper Egypt by the Fatimid Caliphs in the late 10th century for assisting the Qarmatians.