《宋书·志·卷十四》
晋武帝泰始四年、九年、咸宁元年、太康四年、六年冬，皇帝都亲自光临宣武观，大规模操练军队。
晋武帝泰始四年、九年、咸宁元年、太康四年、六年冬，皆自临宣武观，大习众军，然不自令进退也。
In the fourth, ninth, and first years of Tayshi, the fourth and sixth winters of Taikang of the Jin Dynasty, the emperor personally went to Xuanwu Temple to conduct a large-scale army drill.