《北史·列传·卷三十六》
这时，万俟丑奴、萧宝夤拥众活动在豳、泾一带，尔朱荣派他的从子尔朱天光任雍州刺史，命天光率领都督贺拔岳、侯莫陈悦等入关讨伐。
时万俟丑奴、萧宝夤拥众豳、泾，荣遣其从子天光为雍州刺史，令率都督贺拔岳、侯莫陈悦等入关讨之。
At that time, Wanqi Chounu and Xiao Baoyin gathered their troops to operate in the areas of Bin and Jing. Erzhu Rong sent his cousin Erzhu Tianguang to serve as the chief administrator of Yongzhou and ordered Tianguang to lead major general He Bayue, Hou Mochenyue, and others into the pass to quell the rebellion.