《旧唐书·本纪·卷十七》
三日，疯病人刘德广突冲入含元殿，将他交付京兆府用棍杖打死。
癸亥，狂病人刘德广突入含元殿，付京兆府杖杀。
On the 3rd, Liu Deguang, a madman, suddenly rushed into Hanyuan Hall and he was handed over to Jingzhao Mansion and beaten to death with a cudgel.