At the end of the song, everyone is a dream. Which poem is it?

Wuling Spring Festival Evening. According to China Literature Network, the ending of the song is all a dream in the Spring Festival Evening of Wuling written by Li Qingzhao in the Song Dynasty. It means: when a song is played, the people who listen to it will disperse, and life will gather and disperse, just like in a dream. No matter how prosperous it is, sometimes it will dry up, there will be ups and downs, and finally there will be nothing.