《太平广记·卷三十六·神仙三十六》
李清在院里屋里巡视，又打开了东西门，心情很清爽，自以为永远住进了仙境。
清巡视院宇，兼启东西门，情意飘飘然，自谓永栖真境。
Li Qing inspected the outside and inside of the courtyard as well as opening the east and west gates, feeling quite cheerful and content, with the conviction that he would live in the fairyland forever.