《资治通鉴·晋纪·晋纪二十一》
庚寅，前燕王慕容俊派广威将军慕容军、殿中将军慕舆根、右司马皇甫真等人率领步、骑兵二万人协助慕容评攻打邺城。
庚寅，燕王俊遣广威将军慕容军、殿中将军慕舆根、右司马皇甫真等帅步骑二万助慕容评攻鄴。
On Gengyin day, the former Yan king Murong Jun sent General of Wide Might Murong Jun, General of the Imperial Palace Muyu Gen, and Right Sima Huangfu Zhen to lead 20,000 infantry and cavalry to assist Murong Ping in attacking Yecheng.