《后汉书·列传·杨李翟应霍爰徐列传》
和帝永元九年，应贤良方正对策，授博士，升为侍中，光禄大夫。
和帝永元九年，应贤艮方正对策。除博士，迁侍中、光禄大夫。
In Emperor He's ninth year of Yongyuan reign, he passed the countermeasure on virtuous and upright scholars, and was awarded the position of doctor, and was promoted to zhong and guanglu dafu.