《资治通鉴·晋纪·晋纪三十》
北魏陈留公拓跋虔统领的部落约三万多户人家镇守在平城。慕容垂来到猎岭，让辽西王慕容农、高阳王慕容隆作为前锋部队突袭拓跋虔。
魏陈留公虔帅部落三万馀家镇平城；垂至猎岭，以辽西王农、高阳王隆为前锋以袭之。
About 30,000 families of the tribes led by Chenliu Duke Tuobaqian of Northern Wei were stationed in Pingcheng. When Murong Chui arrived at Lie Ling, he sent Liaoxi King Murong Nong and Gaoyang King Murong Long as vanguards to raid Tuobaqian.