It's from Frost Moon written by Lu You in the Song Dynasty
2. The residual snow was stained with hay, and it was shocked and broken.
from Sima Guang's Hulao Pass in Song Dynasty
3. The dried fish has lost its storm for a long time, and the dried grass has been stained with rain and dew.
from Bai Juyi's "Jiangnan meets Tianbao Lezuo" in Tang Dynasty
4. Longshui gurgles and trees grow yellow, and people are recruited to be homesick in Longshang.
It comes from the Song of Cross Blowing by Weng Shou in Tang Dynasty. Long tou yin