《宋史·列传·卷一百二十四》
夜里，命令一百名士兵穿着黑色衣服混入金营袭扰，金兵惊慌失措，自相攻击残杀。
夜，令百人黑衣混金营中扰之，金兵惊，自相攻击。
At night, he ordered 100 soldiers to put on black clothes and infiltrate the Jin camp to carry out raids, making the Jin soldiers panic and start killing each other.