《汉书·传·酷吏传》
济南困氏宗族三百多户，势力强大，无恶不作，郡太守不能制服他们，于是景帝任命郅都为济南太守。
济南瞷氏宗人三百余家，豪猾，二千石莫能制，于是景帝拜都为济南守。
The Kong clan of Jinan had over three hundred households, possessed great influence, and committed all kinds of evil deeds. The district governor could not control them, so Emperor Jing appointed Zhidu as the district governor of Jinan.