《资治通鉴·晋纪·晋纪三十四》
在这个时候，刘牢之把各级将领僚属，全部集中到一起，商议据守长江以北的地区来讨伐桓玄。
于是牢之大集僚佐，议据江北以讨玄。
At this time, Liu Laozhi gathered all the officers at all levels to discuss defending the area north of the Yangtze River to attack Huan Xuan.