《资治通鉴·后梁纪·后梁纪三》
洪州进士宗齐丘，喜好纵横家游说之术，进见徐知诰，徐知诰认为他是奇才，任用为推官，与判官王令谋、参军王专门主持出谋划策，以牙吏马仁裕、周宗、曹为左右亲信。
洪州进士宋齐丘，好纵横之术，谒知诰，知诰奇之，辟为推官，与判官王令谋、参军王翃专主谋议，以牙吏马仁裕、周宗、曹悰为腹心。
The Hongzhou Jinshi Zong Qiqiu, who was fond of the art of lobbying, met Xu Zhigao, who saw him as a prodigy and appointed him as a judge. He presided over the strategy and planning together with judge Wang Lingmou and staff officer Wang Zhuan, and had the dental officials Ma Renyu, Zhou Zong and Cao as his close confidants.