《新唐书·列传·卷八十》
郭子仪任太尉，德宗把他统帅的军队分为三个节度使统领。命浑瑊兼任单于大都护，振武、东受降城、镇北大都护府、绥银麟胜州节度副大使。
子仪为太尉，德宗析所部为三节度，以瑊兼单于大都护，振武、东受降城、镇北大都护府、绥银麟胜州节度副大使。
Guo Ziyi was appointed Grand Tutor, and Dezong divided the army he commanded into three garrisons. Hun Lishi was ordered to concurrently serve as Grand Protectorate of the Single Yu and the Deputy Garrison Commander of Zhenwu, Dongshouxiangcheng, Zhenbei Grand Protectorate, and Sui Yinyishengzhou.