《资治通鉴·唐纪·唐纪十四》
这一月，太宗染风寒，苦于京城炎热酷暑，夏季，四月，乙丑，命人修缮终南山废弃的太和宫，改名为翠微宫。
是月，上得风疾，苦京师盛暑，夏，四月，乙丑，命修终南山太和废宫为翠微宫。
In this month, Emperor Taizong contracted a cold. Because he found the capital to be hot and muggy, in the summer, in the fourth month, on the yichou day, he ordered people to repair the abandoned Taihe Palace on Mount Zhongnan, and renamed it the Cuiwei Palace.