《明史·列传·卷九十五》
奏书交入朝廷，皇帝大为震怒，一并收囚杨言，亲自在午门审讯杨言。
书奏，帝震怒，并收系言，亲鞫于午门。
The memorial was submitted to the court, the emperor was very angry, and Yang Yan was imprisoned together. He personally interrogated Yang Yan at Wumen.