《魏书·列传·卷十二》
并州平定后，任命许谦为阳曲护军，赐爵为王堑堡，任安远将军。
并州平，以谦为阳曲护军，赐爵平舒侯、安远将军。
After the pacification of Bingzhou, he appointed Xu Qian as the Protector of Yangqu, bestowed the title of the King of Wanqian Fortress, and made him the General of Anyuan.