《旧唐书·本纪·卷八》
汜水同一天冲坏靠近河边的百姓房屋二百多家。九月六日，改紫微省依旧为中书省、黄门省为门下省、黄门监为侍中。
可改为乾元殿，每临御依正殿礼。 九月壬寅，改紫微省依旧为中书省，黄门省为门下省，黄门监为侍中。
In the same day, more than two hundred shelters of people living near the river were destroyed by the Sishui flood. On September 6, the name of the Ziwu Province was changed back to the Shangshu Province, the Huangmen Province to the Menxia Province, and the Huangmen Superintendent to the Attendants of the Son of Heaven.