《资治通鉴·唐纪·唐纪六十八》
八月，丁未，唐僖宗追尊其生母王贵妃为皇太后，刘行深、韩文约皆被封为国公。
八月，丁未，追尊母王贵妃为皇太后，刘行深、韩文约皆封国公。
In August, Dingwei, Emperor Xizong bestowed the title of Empress Dowager on his birth mother, Imperial Noble Consort Wang, while Liu Xing'shen and Han Wen'yue were both enfeoffed as dukes.