《新五代史·列传·杂传第四十一》
慕容彦超在匕里奋战，漠隐帝出来犒赏军队，太后派入告诉慕容彦超妤好保卫皇帝，慕容彦超口气很大地回答说： 北兵能做什么？
彦超力战于七里，隐帝出劳军，太后使人告彦超善卫帝，彦超大言报曰： 北兵何能为？
Murong Yanchao fought fiercely in the Bi Li, and the Later Han emperor came out to reward the troops. The empress dowager sent word telling Murong Yanchao to protect the emperor. Murong Yanchao said arrogantly: “What can the northern soldiers do?