《宋史·列传·卷二百二十一》
当时真宗又召河中平民刘异、华山隐士郑隐、敷水隐士李宁。
时又召河中草泽刘巽、华山隐士郑隐、敷水隐士李宁。
At that time, Zhenzong also summoned Liu Yi, a commoner from Hezhong, Zheng Yin, a hermit from Mount Hua, and Li Ning, a hermit from Fushui.