《太平广记·卷四百五十·狐四》
问他是什么原因，仆人说：刚走到柞树林时，被一只迷惑人的狐狸绊一下，因而跌倒了，伤了腿。
问何故？竖曰： 适至栎林，为一魅狐所绊，因蹶而仆，故伤焉。 
Asked about the reason, the servant said: "When I had just arrived at the Zelkova grove, I was tripped by a magic fox, so I fell down and injured my leg."