《新唐书·本纪·卷八·穆宗 敬宗 文》
二十一日，武宗因久雨不晴，讯察犯人罪案，免征京兆府秋税。
丁未，以雨霖，理囚，免京兆府秋税。
On the 21st, Emperor Wuzong checked the crimes of prisoners due to long periods of rain, and exempted the autumn tax of the Jingzhao Prefecture.