《旧唐书·列传·卷一百二十》
待到裴度抵达京城，进殿应对明辨是非，穆宗正为深州被围忧愁，于是委任裴度为淮南节度使。
及度至京师，进退明辩，帝方忧深州之围，遂授度淮南节度使。
Muzong was worried about the siege of Shenzhou when Pei Du arrived in the capital. He met with the emperor and discussed the matter clearly. The emperor appointed Pei Du as the military governor of Huainan.