《后汉书·列传·乌桓鲜卑列传》
顺帝永建元年秋天，鲜卑其至鞑入侵代郡，太守李超战死。
顺帝永建元年秋，鲜卑其至鞬寇代郡，太守李超战死。
In autumn of the first year of Yongjian in the reign of Emperor Shun of Han, the Xianbei Qizhi invaded Daijun, and prefect Li Chao died in battle.