What sound is written in the second paragraph of shinya yamanaka and Pei Xiucai's book? What are their functions?

The barking of dogs and the sound of night set off the silence in the mountains. The Mountain and Pei Xiucai Di is an essay written by the Tang Dynasty poet Wang Wei. This is a letter. Because of its poetic beauty and rhythmic beauty, it became a famous prose work in Tang Dynasty. In the second paragraph of the book, the barking of dogs and the sound of night set off the silence in the mountains. Excellent writing style is loved by many people.