《容斋随笔·卷九·汉官名》
例如 行冤狱使者 ，通过张敞杀絮舜的事可以看到； 美俗使者 ，通过何并代理严诩为撅川太守的事可以看到； 河堤使者 ，通过王延世堵塞黄河决口的事可以看到； 直指使者 ，通过暴胜之的事可以看到。
如行冤狱使者，因张敞杀絮舜而见；美俗使者，因何并代严诩而见；河堤使者，因王延世塞决河而见；直指使见，因暴胜之而见。
For example, the "Wrongful Imprisonment Envoy", which can be seen through the incident of Zhang Chang killing Xu Shun; the "Good Customs Envoy", which can be seen through the incident of He Bing acting for Yan Xu as prefect of Juechuan; the "River Embankment Envoy", which can be seen through the incident of Wang Yanshi blocking the breach in the Yellow River; the "Direct Order Envoy", which can be seen through the incident of Bao Shengzhi.