《金史·列传·卷二十七》
梁肃到宋朝，宋朝君主一一如约，立接国书。梁肃准备回金朝，宋让他捎信致谢。梁肃回到泗州，先派都管赵王府长史礥满蒲马进朝入奏。
肃还至泗州，先遣都管赵王府长史驼满蒲马入奏。
When Liang Su arrived in the Song Dynasty, the monarch of the Song Dynasty honored the appointment and received the letter of credentials. Liang Su prepared to return to the Jin Dynasty, and Song asked him to write a thank-you letter. Liang Su returned to Sizhou and first sent Du Guan, the chief historian of Zhao王府, to enter the court and play.