《后汉书·列传·冯岑贾列传》
汉兵进攻数月，城中粮尽，人吃人，岑彭就与严说以全城降汉。
汉兵攻之数月，城中粮尽，人相食，彭乃与说举城降。
The Han army attacked for several months, and the city ran out of food, so people began to eat each other. Cen Peng and Yan Shuo then surrendered the city to the Han.