《史记·七十列传·张仪列传》
犀首就对义渠君说： 贵国道路遥远，今日分别，再来这里相见很难，请允许我告诉你一件事情。 
犀首乃谓义渠君曰： 道远不得复过，请谒事情。 
Xin Shou said to King Di of Yiqu: "Your country is far away. It is difficult to meet again after saying goodbye today. Please allow me to tell you something."