《元史·列传·卷十二》
交趾叛服无常，湖广省多次派兵征讨，都不利。赛典赤派人去交趾讲明叛必招祸，服必有福的道理，并约定结为兄弟。
交趾叛服不常，湖广省发兵屡征不利，赛典赤遣人谕以逆顺祸福，且约为兄弟。
Jiaozhi frequently rebelled and submitted. Huguang Province sent troops to quell the rebellions several times, but to no avail. Sa Dian Chi sent someone to Jiaozhi to explain that rebellion would lead to disaster and submission would bring blessings. He also proposed that they become sworn brothers.