《宋史·本纪·卷五》
因天早，彗星出现，下诏说： 肤捐弃生命，焚于烈火，也未足以答谢天的谴责。
以岁旱、彗星谪见，诏曰： 朕以身为牺牲，焚于烈火，亦未足以答谢天谴。
Due to the drought and the appearance of a comet, an edict was issued stating: I would give up my life and burn myself in the flames, and it would not be enough to answer to the condemnation of heaven.