《汉书·传·淮南衡山济北王传》
王后请太子喝酒，太子上前祝寿时，抱住她的大腿而请求与她睡觉。
后饮太子，太子前为寿，因据后股求与卧。
The Queen invited the Crown Prince to have a drink, and when he came and wished her birthday greetings, he held her thighs and asked to sleep with her.