What is the saddest poem in<>'s book?

In the Book of Songs, "live and die with wealth, meet your son, hold your hand, and grow old with your son". In my opinion, this is the saddest poem in the Book of Songs. The parting of life and death is a major event beyond our control. Compared with external forces, human beings are too small to be eternal. As who said, too gorgeous gorgeous will eventually return to silence.

Drumming is boring, actively using soldiers [1]. The soil country becomes Cao, and I travel south alone [2].

Quoted from Sun Zizhong and He Song [3]. If I don't go home, I will be worried.

Where do you live? Lost his horse? For it? Under the forest [6].

The breadth of life and death, Zi Chengqi said [7]. Hold your hand and grow old with your son.

I am rich, but I am alive [8]. I am convinced of this.

Drums are dull, and soldiers actively practice swords and guns; The capital and a grass built a wall, and I went to the south by myself. ‖ Follow General Sun Zizhong to pacify Chen and Song (Chen and Song) in other countries; I can't go home for a long time, and my heart is broken. ‖ Where do you stop and camp? Lost his horse in panic; Where to find it? Where to find it? Grass lies under the forest in the wilderness. Where will you go, we have made a vow of eternal love: "Holding your hand in this life will always be beautiful, and we will never be separated from you!" Today, I can't meet each other. I sigh all over the world, and I can't keep my oath and return to my hometown (Huan) ...