《隋书·列传·卷十五》
不久授他为寿州总管，赐他盖有玉玺的书信说： 扬州、越州一带，阴阳相侵，侵犯边疆，争夺桑叶，大动干戈，不识大体。
俄拜寿州总管，赐孝矩玺书曰： 扬、越氛昆，侵轶边鄙，争桑兴役，不识大猷。
Shortly afterwards, he bestowed upon him the office of General Manager of Shouzhou and gave him a letter with his imperial seal, which read: "The regions of Yangzhou and Yuezhou are encroaching on each other, invading the frontier areas and fighting fiercely over mulberry leaves, acting without regard for reason.