《元史·本纪·卷十六》
十三日，派遣使臣代表皇帝祭祀五岳、四渎、海神、土地大神。
丁巳，遣使代祀岳渎、海神、后土。
On the 13th day, dispatched an envoy to offer sacrifices on behalf of the emperor to the Five Sacred Mountains, the Four Rivers, the Sea God, and the Great God of the Land.