《宋史·本纪·卷八》
六月初六，到会灵观。在祝禧殿宴饮。十一日，京瓷发生蝗灾。
六月戊寅，幸会灵观，宴祝禧殿，癸未，京畿蝗。
On the 6th of June, they arrived at Hui Ling Observatory. They feasted at the Zhuxi Hall. On the 11th, a locust plague occurred in the capital.