《魏书·列传·卷十五》
高祖说： 司州刚设置，没有僚属，必须设立中正，来决定选用贤能。
高祖曰： 司州始立，未有僚吏，须立中正，以定选举。
The Great Ancestor said: Sizhou has just been established and had no subordinates; we must establish a Master of Right and Wrong to decide on the selection and employment of capable people.