《资治通鉴·唐纪·唐纪一》
宇文化及到宫城门前，司马德戡迎接他入朝堂，称丞相。
化及至城门，德戡迎谒，引入朝堂，号为丞相。
Yuwen Huaji arrived at the gate of the palace, where Sima Dekan greeted him and ushered him into the ceremonial hall, addressing him as "Prime Minister."