《新唐书·本纪·卷七·德宗 顺宗 宪》
贞元二十一年正月二十三日，德宗在会宁殿逝世，终年六十四岁。
二十一年正月癸巳，皇帝崩于会宁殿，年六十四。
On the twenty-third of January of the twenty-first year of the Zhenyuan reign, Emperor Dezong passed away in the Huining Hall at the age of sixty-four.