《后汉书·列传·章帝八王列传》
起先，迎立灵帝刘弘，道路流言，说刘悝没有立为帝，怀恨在心，想强夺征召的文书，中常侍郑飒、中黄门董腾都负气使义与强悍轻捷之徒来往，多次与刘悝勾结。
初，迎立灵帝，道路流言悝恨不得立，欲抄征书，而中常侍郑飒、中黄门董腾并任侠通剽轻，数与悝交通。
Initially, when Emperor Ling Liu Hong ascended to the throne, there were rumors that Liu Kui, who was not made emperor, harbored a grudge and wanted to seize the imperial messenger. The Zhongchangshi Zheng Sa and the Zhong Huangmen Dong Teng both held grudges and associated with violent and reckless people; they had colluded with Liu Kui on multiple occasions.