"Jiucheng Palace Liquan Inscription Stele" was written by Wei Zheng and Ouyang Xun. It records that Emperor Taizong of the Tang Dynasty discovered spring water when he was vacationing in Jiucheng Palace. This stele was erected in the sixth year of Zhenguan in the Tang Dynasty (632 AD). There are 24 lines in regular script and 49 characters in each line.

〔Text) Jiucheng Palace Liquan Ming was written by the Secretary, Supervisor and Inspector of the School, Duke Julu County, and Wei Zheng, the minister, under the imperial edict. In the month of Mengxia in the sixth year of Wei Zhenguan, the emperor took refuge in Jiucheng Palace, which was the Renshou Palace of the Sui Dynasty. In the Guanshan Kangdian Hall, there is a ravine as a pool, with couplets across the water, towering rock formations, high pavilions built around it, long corridors everywhere, intertwined buildings, and staggered pavilions. Looking up, you can see the distance for hundreds of miles, and looking down, you can see the majesty of thousands of feet. , the pearls and walls reflect each other, the gold and green shine together, the clouds shine brightly, and the sun and moon are obscured. Watching it move the mountains back to the stream, it is extremely poor and luxurious, and it is especially important for people to follow their desires and be good enough. As for the Yanjing Liujin, there is no steaming air; the gentle breeze is moving, but there is a desolate coolness. It is a good place to rest your body and a place to sincerely nourish the spirit. It cannot be compared with the sweet springs of Han Dynasty.