Red and green come together in spring and summer, and three friends are pine and bamboo in the cold year.
"Ci Yun and Yue Bo drink at Xifeng Temple, divided into rhymes and composed into fourteen poems"
Song Dynasty·Chen Zhu
The Three Friends of the Cold Year, Long Late Junsong
"Man Ting Fang·He Cui Mei"
Song Dynasty·Ge Li Fang
You should know that the three friends of Suihan are no better than ordinary flowers
"The Taoist Hall is Screened with Plum Blossoms"
Song Dynasty·Jiang Teli