《旧唐书·本纪·卷八》
夏四月四日，改集仙殿为集贤殿，丽正殿书院改为集贤殿书院；内臣近侍五品以上为学士，六品以下为直学士。
燎发，群臣称万岁，传呼自山顶至岳下，震动山谷。
On the 4th of April in the summer, the 集仙殿 was renamed the 集贤殿, the 丽正殿书院 was renamed the 集贤殿书院; inner court attendants of the fifth rank or above became academicians, those of the sixth rank or below became 直学士.