《明史·志·卷六》
五月己亥晚上，武昌六次出现闪电一样的碧光，有声音如雷鸣，随后发生地震。
五月己亥夜，武昌见碧光如电者六，有声如雷，已而地震。
On the Jihai night in May, six green lights like lightning appeared in Wuchang accompanied by sounds like thunder, and then an earthquake occurred.