《宋史·列传·卷一百二十八》
李庠将部队驻扎在柏林堡，派出侦察戒备的士兵不谨慎，被夏军突袭，军队大溃而散，曲端极力苦战将敌击败，整顿军队返回。
庠驻兵柏林堡，斥堠不谨，为夏人所薄，兵大溃，端力战败之，整军还。
Li Xiang stationed the army at Berlin Fort, and sent out reconnaissance and guard soldiers who were not cautious, and was attacked by the Xixia army. The army collapsed and dispersed. Qu Duan fought fiercely to defeat the enemy and reorganized the army to return.