《元史·列传·卷十六》
宋以精兵扼守汉口，伯颜遣阿剌罕率蒙古骑兵攻占沙芜堡，得以入大江，攻取鄂州。
宋人以精兵扼汉口，乃遣阿剌罕帅蒙古骑兵倍道兼行，击破沙芜堡，遂入江，取鄂州。
Song used elite troops to defend Hankou. Boyan sent Arakhan to lead the Mongolian cavalry to capture Shawu Fort, and was able to enter the river and capture Ezhou.