What is the meaning of "Desheng Zi" in the title of ancient poetry?

In the gathering of ancient literati, poetry was written in a rhyming way. According to the number of people, make up a sentence containing many words, and then distribute each word in the sentence to everyone at random. Everyone writes poetry according to the rhyme, and the word "life" is assigned to the rhyme of writing poetry. In order to choose rhymes, the ancients selected and listed words with rhymes. 18 rhyme 13 quotation, which is a list of 100 words with horizontal rhyme, in which the new words are in Xia Ping and Ba Geng: if "De Xin Ci" is used as the title of the poem, the rhyme of these words is basically put on.

Xia Ping: Eight Geng

Geng Geng's soup is blind, while Heng Ying's food in pengpeng, pengpeng is flat. Comments on Jing Ke's Bing Qing Sheng's Sacrifice Qingqing Qing Whale Meet Henggeng Honghong Stem Orange Zheng Zhengqing Qing Jing Yingying Yingying Yingying Yingying Yingying Yingying Chengcheng Chengcheng Chengcheng Chengcheng Chengcheng Chengcheng Chengcheng Chengcheng Qingming Ling and Qingqiong United Chengcheng Gun.

I am so excited, I am so excited, I am so excited, I am so excited.

The word "sheng" rhymes with eng. But ancient pronunciation is different from modern pronunciation. Writing poetry, following the rhyme rules of metrical poetry and classical poetry, has two or four rhymes, and finally there is a rhyme, which is very complicated, so I won't go into them one by one.