《宋史·列传·卷四十》
寇准听说家僮谋划要报仇，就堵上门放任这些家僮赌博，不准出门，探察到丁谓已走远才罢。
闻家僮谋欲报仇者，乃杜门使纵博，毋得出，伺谓行远，乃罢。
Kou Zhun heard that his family servants planned to take revenge, so he blocked the door and let them gamble, forbidding them to leave, and only stopped after finding out that Ding Wei had gone far away.