《资治通鉴·晋纪·晋纪三十一》
司马道子于是任命司马元显为征虏将军，把自己的卫队以及徐州的军政要员全部交给司马元显管辖。魏王拓跋因为军队中的粮食供应不足，命令东平公拓跋仪离开邺城，迁到钜鹿驻扎，并把粮食补给等聚积在杨城。
魏王珪以军食不给，命东平公仪去鄴，徙屯巨鹿，积租杨城。
Sima Daozi then appointed Sima Yuanxian as General of Defeating the Enemy, and handed over all his own guards and important figures in the military and political administration of Xuzhou to Sima Yuanxian. Because there was insufficient food supply in his army, King Tuoba of Wei ordered Duke Topadai of Dongping to leave Yecheng and move to stationed at Julu, and to stockpile food supplies at Yangcheng.