He is the Department of Shatuo other Turkic people, no surname, because of his goodqi she , Chun-Hou reticent man,gong jin deacons were received for the foster child with Li,ci ming si yuan .

• 他本是突厥别部沙陀族人，无姓氏，由于他擅长骑射，为人淳厚寡言，执事恭谨，被李克用收为养子，赐名嗣源。