《资治通鉴·隋纪·隋纪八》
王世充屡次与李密交战都无法取胜。越王杨侗派遣使者来慰劳他，王世充诉说自己兵少，几次战斗后已疲惫不堪，越王杨侗派去七万援军补充王世充的力量。
世充屡与密战，不胜，越王侗遣使劳之，世充诉以兵少，数战疲弊；侗以兵七万益之。
Wang Shichong fought Li Mi several times but could not win. King of Yue, Yang Dong sent an envoy to comfort him, Wang Shichong complained that his troops were few and tired after several battles, King of Yue Yang Dong sent 70 thousand reinforcements to replenish Wang Shichong's strength.