《资治通鉴·唐纪·唐纪三十七》
叛将董秦跟随史思明攻打河阳，夜晚，率领部下士卒五百人，拔掉木栅突围出来，投降了李光弼。
董秦从思明寇河阳，夜帅其众五百，拔栅突围，降于光弼。
The rebel general Dong Qin followed Shi Siming to attack Heyang. At night, he led 500 of his subordinates to remove the wooden fence and break out of the siege, surrendering to Li Guangbi.