《三国志·蜀书·蒋琬费祎姜维传》
适逢刘备平定蜀地，费祎就留在了益州，跟汝南许叔龙，南郡人董允齐名。
会先主定蜀，祎遂留益土，与汝南许叔龙、南郡董允齐名。
It happened to be that Liu Bei was pacifying the Shu region, so Fei Yi stayed in Yi Prefecture, along with Xu Shulong of Runan and Dong Yun of Nanjun, all of whom were well-known.