What are the four sentences in the ancient poem Grass?

The ancient poem "Grass" has four sentences as follows:

Author: Bai Juyi in Tang Dynasty.

Weeds and wild flowers are all over the ancient road, and the end of the grass in the sun is your journey.

I once again sent my bosom friend, and the thick grass represented my deep affection.

Translation:

Weeds and wild flowers spread and flooded the ancient road, and the end of the grass under the bright sun is your journey.

I once again sent away my bosom friend, and the thick grass represented my deep affection.

Correlation appreciation

This poem was written in the third year of Zhenyuan (787) and the author was sixteen years old. Poetry is an exam-oriented exercise. According to the rules of the imperial examination, the word "Fu" must be added to any designated and limited poem at present. The practice is similar to reciting things. The meaning of the question must be clear, the connection should be clear, the confrontation should be accurate, and the whole article should be ethereal and vigorous in order to be appropriate. The bondage is so strict that the body is not so good.