《资治通鉴·唐纪·唐纪三》
封德彝用秘策迎合皇上，谋求进身，高祖很高兴，马上拜封德彝为内史舍人，不久又升迁为侍郎一级官员。
德彝以秘策干上，上悦，寻拜内史舍人，俄迁待郎。
Feng Deyi flattered the emperor with his strategy, seeking to advance himself. Gaozu was very happy, immediately named Feng Deyi as an official of history and then soon promoted him to the position of assistant minister.