《资治通鉴·唐纪·唐纪七十六》
春季正月，辛酉，幽州的军队百姓几万人张起伞盖、敲锣打鼓、载歌载舞欢迎李克用进入卢龙节度使官署；李克用命令李存审、刘仁恭带领军队巡视安定卢龙节度使所属的各个州县。
春，正月，辛酉，幽州军民数万以麾盖歌鼓迎李克用入府舍；克用命李存审、刘仁恭将兵略定巡属。
In the first month of spring, on xinyous, tens of thousands of the military and civilians in Youzhou raised sunshades, beat drums, and sang songs to welcome Li Keyong as he entered the office of the Lulong Jiedushi; Li Keyong commanded Li Cunxuan and Liu Renging to lead troops on a patrol to stabilize the various prefectures and counties belonging to the Lulong Jiedushi.