《三国志·魏书·二公孙陶四张传》
丘力居等人听说刘虞到了幽州，都很高兴，各自派遣使者去见刘虞，并把部队都撤回了。
丘力居等闻虞至，喜，各遣译自归。
When Qiu Li Ju and his group heard that Liu Yu had arrived in Youzhou, they were overjoyed. They each sent ambassadors to meet with Liu Yu, and withdrew their troops.