《资治通鉴·后唐纪·后唐纪八》
从前，闵帝在藩镇时，宠信牙将慕容迁，即位为帝后，任用他为控鹤指挥使；闵帝将要北渡黄河去魏州，秘密地与他策划，让他带领所属兵士把守玄武门。
初，帝在籓镇，爱信牙将慕容迁，及即位，以为控鹤指挥使；帝将北渡河，密与之谋，使帅部兵守玄武门。
In the past, when the Emperor of Min was in the vassal town, he favored the Fangjiang general Murong Qian, appointed him as the commander who controlled the crane, after taking the emperor's seat; The Emperor of the Min was about to cross the Yellow River to go to Weizhao, and quietly made plans with him, asking him to station his soldiers at Xuanwu Gate. 