《旧五代史·后汉·列传六》
高祖也后悔错杀燕军的过失，多次晓谕守城将帅，答应不杀害他们。
高祖亦悔其前失，累令宣谕，许以不死。
Emperor Gaozu also regretted the loss of killing the Yan army, and repeatedly announced to the generals guarding the city, promising not to kill them.