Literature Reference: 大罗天下后来仙。—— 《赠王屋刘道士》 In the vast heavens, the latecomer becomes an immortal. Source from 'To Wangwu Taoist Liu'.
后: Empress, blessed with prosperity and abundance in clothing and sustenance, possesses a dignified and handsome appearance, versatile talents, and a refined, honorable character. In midlife, she achieves great success and flourishes splendidly.
仙:
Fairy, celestial maiden. In mythology, they are said to possess extraordinary abilities.
Meaning: The latecomer surpasses and transcends the mundane to become an immortal.