《资治通鉴·唐纪·唐纪六十二》
当初，陈行泰发动兵变，驱逐节度使史元忠后，派遣幽州监军的侍从赴京城，以军中大将的名义上表朝廷，请求授任自己为留后。
初，陈行泰逐史元忠，遣监军傔以军中大将表来求节钺。
When Chen Xingtai had started a mutiny and expelled Shi Yuanzhong, the Jiedushi, he sent a eunuch who was supervising the military in Youzhou to the capital. In the name of all the high-ranking generals of the army, he submitted a memorial to the imperial court, requesting that he be appointed as acting Jiedushi.