《资治通鉴·晋纪·晋纪二十六》
桓冲听说前秦攻打凉州，派兖州刺史朱序、江州刺史桓石秀与荆州督护桓罴率兵在沔水、汉水一带游巡，声援凉州。又派豫州刺史桓伊率领兵众开向寿阳，淮南太守刘波的水军乘船在淮水、泗水巡游，想分散前秦的兵力，以救助凉州。
桓冲闻秦攻凉州，遣兗州刺史硃序、江州刺史桓石秀与荆州督护桓罴游军沔、汉，为凉州声援；又遣豫州刺史桓伊帅众向寿阳，淮南太守刘波泛舟淮、泗，欲桡秦以救凉。
When Huan Chong heard that the Former Qin was attacking Liangzhou, he dispatched Inspector of Yanzhou, Zhu Xu, Inspector of Jiangzhou, Huan Shixiu, and Supervisor of Jingzhou, Huan Pi to lead troops in patrolling the areas along the Mian River and Hanshui River to assist Liangzhou. He also sent Inspector of Yuzhou, Huan Yi to lead an army to Shouyang, and Chief Administrator of Huainan, Liu Bo's naval forces patrolled the Huai River and the Si River by boat, in the hopes of dispersing the Former Qin's military strength in order to rescue Liangzhou.