《旧唐书·本纪·卷二十》
正月初七，决定任命孙德昭为安南节度，检校太保周承诲为邕州刺史、邕管节度使、经略使，任命董彦弼为容州刺史、容管节度使等，并任检校太保、同平章事。
庚寅，制以孙德昭为安南节度、检校太保。以周承诲为邕州刺史、邕管节度经略使，以董彦弼为容州刺史、容管节度等使，并检校太保、同平章事。
On the seventh day of the new year, it was decided to appoint Sun Dezhao as military commander of Annan, Zhou Chenghui, the Jianxiao Taibao, as governor of Yongzhou, military commander of Yong Commandery, and director of operations, and Dong Yanbi as governor of Rongzhou, military commander of Rong commandery, etc., and appoint Jianxiao Taibao and Tongpingzhangshi.