佛祖歷代通載 14.27

14.27

（十八　庚申）　德宗适改年建中（代宗長子。詔天下勿上祥瑞。放馴象出宮女。用盧杞為相。致朱泚之亂。幸奉天。壽六十四崩。葬崇陵。在位二十五年○立誦為皇太子○始定秋夏二稅）。

(18. Gengshen) Emperor Dezong, named Gua, changed the reign era to Jianzhong. (The eldest son of Emperor Daizong. He decreed that the realm should not present auspicious omens, released tamed elephants, and dismissed palace maids. Employing Lu Qi as Chief Minister led to the rebellion of Zhu Ci. The Emperor fled to Fengtian. He passed away at the age of sixty-four and was buried at Chongling. He reigned for twenty-five years. He established Song as the Crown Prince. He first instituted the two taxes of autumn and summer.)