《南齐书·列传·卷五十四》
他家南边九里有座高山，班固称之为九岩山，足后汉龙丘苌隐居的地方。
宅南九里有高山，班固谓之九岩山，后汉龙丘苌隐处也。
Nine li to the south of his house was a high mountain, which Ban Gu called Jiuyan Mountain, where Longqiu Chang of the Eastern Han hermitage lived in seclusion.