《魏书·列传·卷六十七》
当时天色已晚，龙牙摆列仪仗举火引导鹿胒说： 元中山很想与你相见，所以令我们召唤你。 
时日已暮，龙牙列仗举火引悆曰： 元中山甚欲相见，故令唤卿。 
At that time, it was late, Longya arranged the guards of honor to light a fire to guide Lu Bi and said: "Yuan Zhongshan really wanted to see you, so he ordered us to summon you."