《后汉书·列传·王刘张李彭卢列传》
这时平狄将军庞萌反叛，于是攻破盖延，引兵与董宪联和，自号东平王，屯兵在桃乡的北面。
时，平狄将军庞萌反叛，遂袭破盖延，引兵与董宪连和，自号东平王，屯桃乡之北。
At this time, General Pingdi, Pang Meng, rebelled, so he attacked Gaiyan, led his troops to join forces with Dong Xian, called himself King of Dongping, and stationed his troops in the north of Taoxiang.