What does this poem mean?

Also known as "chanting". Chant and sing praises. Han Yu of the Tang Dynasty wrote in his "Preface to the Master Wenchang of Sending Buddha to the Buddha": "When he travels around the world, whenever he has something to do, he must ask Mr. Yishen to chant his ambition." He wrote a "Song". Tang Liu Zongyuan's "Tombstone of Yang Jun, a doctor in the Tang Dynasty's Ministry of War": "[Jun] stayed at home for three years due to illness. He returned to the court and sang songs far and wide, but he still suffered from a chronic illness."

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1. Chant and sing. "Guoyu · Zhou Yu Xia": "The five are called barbarians, and the nine songs are sung, and the common people have no two." Liu Zhiji of the Tang Dynasty's "Shi Tong·Narrative": "Those who read ancient history can understand its chapters and sentences, and they can all sing them. "Quannan Magazine" written by Chen Maoren of the Ming Dynasty: "For example, when Yuan Ming was in Xiatian, he was chanting songs, and he was at ease with himself."

2. Poetry. "Selected Works of Works·Ren Fang's Poems on "Crying Fan Pushe out of the County": "I can't bear the thought of one hour, and I hate my life for thousands of years. I have already done my own thing, and I sing songs to fill the basket." Liu Liang's note: "Sing songs. It refers to the articles written in his life. "Song Dynasty Chen Shan's "New Words on Menlu·Six Chapters of Yishi Shengge" said: "It was not long before Emperor Ming went to Confucius to delete his poems, so he must have seen his words, so he was able to broadcast the poems." Dai of the Qing Dynasty. The famous "Preface to "Li Xian Pu Singing and Poems": "Zimei was in a state of chaos in the Tang Dynasty. She was worried about the times and had nothing to do, so she turned to singing.