《宋史·本纪·卷三十七》
三月初九，宁宗被授为少保、武宁军节度使，进封为嘉王。
三月己亥，拜少保、武宁军节度使，进封嘉王。
On the ninth day of the third month, Emperor Ningzong was granted the title of Shaobao and Jiedushi of Wuning Army, and was promoted to King of Jia.