《宋史·列传·卷一百二十三》
碰上天降雨雪，金人粮道不通，野无剩余粮食可掠，只好杀马当食，蕃汉兵无不怨恨。
会雨雪，金馈道不通，野无所掠，杀马而食，蕃汉军皆怨。
When snow and rain fell, the Jurchens’ supply routes were cut off, and there was no remaining food to plunder. They had to kill horses for food, and both the Han and non-Han soldiers harbored resentment.