《汉书·传·公孙弘卜式儿宽传》
公孙弘的儿子公孙度继承了侯爵，作了十余年的山阳郡太守，皇帝征召钜野县令史成，让他到公车待命，公孙度却挽留他不让上路，于是被论罪，被判服四年劳役。
弘子度嗣侯，为山阳太守十余岁，诏征巨野令史成诣公车，度留不遣，坐论为城旦。
Gongsun Hong's son Gongsun Du inherited the title of Marquis, worked as the prefectural administrator of the Sunyang prefecture for more than ten years. The emperor drafted order for Shi Cheng, the magistrate of Juye county, to be ready for the imperial carriage, but Gongsun Du detained him and did not let him go, and was convicted of the crime and was sentenced to four years of hard labor.