《资治通鉴·晋纪·晋纪三十一》
当初，后燕清河王慕容会听说北魏军大批东来，上表请求带兵出征，以救国难。
初，燕清河王会闻魏军东下，表求赴难，燕主宝许之。
At first, Murong Hui, the King of Qinghe of Houyan, heard that the army of Northern Wei had come to the east in large numbers. He submitted a memorial to ask to lead troops to fight and save the country from danger.