《资治通鉴·宋纪·宋纪四》
彭城王府主簿沛郡人刘敬文的父亲刘成，不明白其中的内幕，来到殷景仁家请求担任郡守。
彭城王主簿沛郡刘敬文父成，未悟其机，诣景仁求郡。
Liu Jingwen, the main bookkeeper of the Pengcheng Palace and the father of Liu Cheng in Peixun, did not understand the inside story and came to Yin Jingren's home to ask for the post of county governor.