《资治通鉴·唐纪·唐纪六十五》
二月，甲子朔，唐宣宗罢除公卿大臣朝拜唐穆宗光陵的礼仪，以及唐穆宗忌日到其陵墓起居行香之礼，又命令将全部宫人移居于诸皇帝的陵墓前居住，朝夕供奉。
二月，甲子朔，罢公卿朝拜光陵及忌日行香，悉移宫人于诸陵。
On the first day of the second month, Jiazi, Emperor Tang Xuanzong abolished the etiquette of the state ministers paying homage to Emperor Tang Muzong's Guangling Mausoleum, as well as the etiquette of worshipping the mausoleum on Emperor Tang Muzong's anniversary. He also ordered all the eunuchs to reside in front of the mausoleums of all the emperors, and worship them morning and evening.