《宋史·本纪·卷十六》
三月初一，立延安郡王墉为皇太子，赐名煦，皇太后暂时代理处理国家军政大事。
三月甲午朔，立延安郡王佣为皇太子，赐名煦，皇太后权同处分军国事。
On the first day of the third lunar month, King Yan'an County was established as the crown prince, named Xu, and the empress dowager temporarily handled the military and political affairs of the state.