《宋史·列传·卷一百二十五》
有人暗中谋划劫掠吴玠兄弟投降金朝，吴玠预先知道，召集众将歃血盟誓，用忠义勉励众将。
有谋劫玠兄弟北去者，玠知之，召诸将歃血盟，勉以忠义。
Someone secretly planned to plunder Wu Jie brothers and let them surrender to the Jin Dynasty. Wu Jie learnt about it beforehand and called all the generals to a swearing-in ceremony and encouraged them to be loyal and righteous.