《魏书·列传·卷八十三》
杨骏辅佐晋帝执政的时候，授刘渊为建武将军、五部大都督，封爵为汉光乡侯。
杨骏辅政，以渊为建威将军、五部大都督，封汉光乡侯。
When Yang Jun assisted the Emperor of Jin in governing the country, he appointed Liu Yuan as the General of Jianwu and the Grand General of Five Ministries and enfeoffed him as the Marquess of Guangxiang of Han.