《资治通鉴·宋纪·宋纪十四》
泰始四年春季正月，己未，明帝到建康南郊祭天，实行大赦。
太宗明皇帝中泰始四年春，正月，己未，上祀南郊，大赦。
In the first month of spring of the fourth year of Taishi,  on Jǐwèi Day, Emperor Ming of the Song Dynasty  went to the southern suburb of Jiankang to worship the heavens and carried out a general amnesty.