《新唐书·列传·卷一百四十》
天宝三年，拔悉蜜等杀乌苏米施，传头到京师，献于太庙。
三载，拔悉蜜等杀乌苏米施，传首京师，献太庙。
In the third year of the Tianbao era, Baxi Mi and other defeated Wusumi, sent his head to the capital and presented it to the Imperial Ancestral Temple.