《周书·列传·卷四十四》
选面字塞坚，是上里囊人。其种落号称为白虎蛮，世代任渠帅。
扶猛字宗略，上甲黄土人也。其种落号兽蛮，世为渠帅。
Selected the word "Saijian" from the face, is the people in the upper bag. Their ethnic group is called the White Tiger Man, and they have been the leader of the canal for generations.