《汉书·传·赵尹韩张两王传》
延寿在东郡三年，令行禁止，狱案大减，是天下治理最好的。
在东郡三岁，令行禁止，断狱大减，为天下最。
In Dong Commandery for three years, Yanshu had forbidden actions and orders carried out, greatly reducing the number of judicial cases, and being the best governor in the country.