《宋史·本纪·卷二十二》
宣和元年春正月初一，太阳下出现五种颜色的云彩。
○徽宗四宣和元年春正月戊申朔，日下有五色云。
On the first day of the first month of spring, in the first year of the Xuanhe reign period, five different colored clouds appeared under the sun.