《明史·列传·卷一百六十八》
李勇过去是腾蛟部下的将领，他进城后就率领他的士兵围住腾蛟行礼，劝腾蛟投降。
勇，腾蛟旧部将也，率其卒罗拜，劝腾蛟降。
Li Yong used to be a general under Tengjiao, after he entered the city, he lead his soldiers to surround Tengjiao and bowed, telling him to surrender.