《三国志·魏书·乌丸鲜卑东夷传》
汉灵帝末年，派刘虞任为幽州首领。刘虞悬赏杀死了张纯，北方才平定下来。
灵帝末，以刘虞为幽州牧，募胡斩纯首，北州乃定。
At the end of the Han Dynasty, Emperor Ling sent Liu Yu to serve as the commander of Youzhou. Liu Yu offered a reward for Zhang Chun's death, and the north was pacified.