《太平广记·卷四百六十六·水族三》
裴公于是派人四出访问，全广州的人都一样，就派人往北走去湘岭一带，湘岭的北部，就没有那种事。
裴因命使四访，阖界皆然。即令北访湘岭，湘岭之北，则无斯事。
Pei then sent men out in all directions to find out, and it turned out to be the same for everyone in Guangzhou, and he sent men north to the Xiangling area, and north of Xiangling there were none of these things.