《资治通鉴·陈纪·陈纪八》
尉迟布阵二十余里，指挥军队稍微后退，想等到韦孝宽的军队渡河中间时发起进攻。韦孝宽趁尉迟的军队后撤之机，擂鼓齐进。
惇布陈二十余里，麾兵少却，欲待孝宽军半渡而击之；孝宽因其却，鸣鼓齐进。
Yuchi arranged his troops in a formation about twenty li long and ordered them to slightly retreat, intending to wait until Wei Xiaokuan’s army was halfway across the river before launching an attack. Wei Xiaokuan took advantage of the opportunity when Yuchi’s army retreated to advance with a thunderous drumbeat.