《史记·三十世家·晋世家》
八年，厉公去打猎，之后与宠姬饮酒，郤至杀猪奉献给厉公，被宦者夺去，郤至射死了宦者。
八年，厉公猎，与姬饮，郄至杀豕奉进，宦者夺之。郄至射杀宦者。
In the eighth year, Duke Li went hunting, and then drank with his favourite concubine. Xi Zhi killed a pig and offered it to Duke Li, but it was taken away by the eunuch, and Xi Zhi shot the eunuch to death.