《后汉书·列传·儒林列传下》
建武初，举明经，补弘农文学，升陈仓县丞。
建武初，举明经，补弘农文学，迁陈仓县丞。
At the beginning of Jianwu, he was recommended for his knowledge of the classics and was appointed as a scholar of Hongnong, and was later promoted to the position of county magistrate of Chencang.