《隋书·帝纪·卷四》
二十二日，大会蛮夷，表演鱼龙蔓延百戏之乐，颁赏各不相同。
乙卯，大会蛮夷，设鱼龙曼延之乐，颁赐各有差。
On the 22nd, the Emperor hosted a grand assembly of the non-Han peoples, where they performed the "Fish and Dragon March" and other forms of entertainment, and bestowed upon each participant various rewards.