1. In the Song Dynasty, Xin Qiji's "Yong Yu Kou Ting Nostalgia", "Yuan Jia Cao Cao, sealed the wolf to make a promise, won the panic."
2. Li Bai's "Hu Nobody" in the Tang Dynasty "The enemy can be destroyed, the head can be destroyed, and the intestines are involved in Hu blood. Hanging in the sky, with beard and purple plug buried. Hu is a nobody, Han Daochang. "
3. In the Tang Dynasty, Wang Wei's "Out of the fortress" said: "Shouqiang captain rides obstacles and breaks the generals to cross Liao at night. The jade target angle bows and beads to rein in the horse, and the Han family gives a prostitute. "