The poems and songs about the untimely death are:
1. but before he could conquer, he was dead and and heroes have wept on their coats ever since.
It's from Shu Xiang written by Du Fu in the Tang Dynasty, which means: Unfortunately, when I started to attack Wei, I fell ill and died in the army, which made the heroes of past dynasties cry all over!
2. If you don't keep your promise, the day will not be a holiday.
Zhou Lang, written by Ruyan Liu on the river, means that it's not that I, Zhou Yu, want to break my promise to assist Sun Quan, but that God doesn't give me time.
3. But no matter how unlucky a poet is, he will be defeated by you.
It comes from Li Bais Tomb written by Bai Juyi in Tang Dynasty, which means: Although you have written earth-shattering articles, poets have always been unlucky, but among the unlucky poets, no one is more frustrated and reduced than you!
4. The grass is separated from the grave of King Ewang, and the stone and beast are in danger in autumn.
It's from Zhao Mengfu's Tomb of the King of Yue E in Yuan Dynasty, which means that the tomb of Yue Fei is deserted, with only autumn grass and stone beasts.
5. You buried the mud under the spring to pin the bones, and I sent snow all over the world.
It's from Bai Juyi's Dream in the Tang Dynasty, which means: I miss your death and the bones of Jiuquan have turned into sand, and I'm still temporarily staying in the world with white hair and hair.