《明史·列传·卷一百九十二》
也先入侵，到了德胜门外，景帝敕令兴安和李永昌同于谦、石亨一起总理军务。
也先入寇，至德胜门，景帝敕安与李永昌同于谦、石亨总理军务。
Also invaded, arrived outside Deshengmen, Emperor Jing ordered Xing'an and Li Yongchang to be the prime minister of military affairs with Yu Qian and Shi Heng.