《旧五代史·后唐·列传九》
魏国夫人刘氏受宠，皇后位置空着，应赞助册立刘氏，皇上必然高兴。
魏国夫人刘氏有宠，中宫未正，宜赞成册礼，上心必悦。
Lady Liu of the State of Wei was the emperor’s favorite consort, but the position of empress was still vacant. You should support the establishment of Lady Liu as empress. His Majesty will certainly be pleased.”