Zhao Ziying Xuan Ying: The pillars in front of the hall. Du Fu of the Tang Dynasty's "Tongyuan Envoy's Journey to Chung Ling": "Hu'er has a pen and paper, and he hides in Xuan Ying."
Zhao Zichen, Tang Dynasty Shen Quanqi's poem "Luoyang Road": "You are young on the road in the daytime, and Xuan Shang is half in court