《后汉书·本纪·肃宗孝章帝纪》
夏五月二十日，开始推举孝廉，郎中宽厚博学有谋略，足以主持政务的，用来补充县长、侯相。
夏五月辛酉，初举孝廉、郎中宽博有谋，任典城者，以补长、相。
On the 20th day of the fifth month of the summer, the recommendation of filial piety and integrity began. The Langzhong is tolerant, knowledgeable, and resourceful, and he is capable of taking charge of government affairs. They are used to supplement the county magistrate and the Marquis and prime minister.