《后汉书·列传·董卓列传》
那年冬天，北地先零羌和袍罕河关群盗反叛，就共同拥立湟中归附的胡人北宫伯玉、李文侯为将军，杀护羌校尉泠征。
其冬，北地先零羌及枹罕河关群盗反叛，遂共立湟中义从胡北宫伯玉、李文侯为将军，杀护羌校尉泠征。
That winter, the Beidi Xianling Qiang and the Pao Hanhe Kouqun rebelled, and together they supported Bei Gong Boyu and Li Wenhou, the returning Hu people from Huanzhong, as generals, and killed Lingzheng, the school captain of Huqiang.