《汉书·志·食货志上》
永始二年，梁国、平原郡连年遭受水灾，发生人吃人的现象，刺史、郡守都因犯罪免官。
永始二年，梁国、平原郡比年伤水灾，人相食，刺史、守、相坐免。
In the second year of Yongshi, Liangguo and Pingyuan were struck by floods year after year, and there was cannibalism. Both the governor and the prefect were dismissed from office for their crimes.