西汉时期湖南一位叫苏耽的道人,身怀绝技,对母亲极为孝顺,后得道成仙。在成仙之前,他嘱咐母亲说:“明年有病疫流行,到时你用井中的泉水泡橘叶来治。”第二年果然发生疫情,他母亲便用井中泉水泡橘叶救治乡邻, During the Western Han Dynasty, a man named Su in Hunan Province, with his superb skills, was extremely filial to his mother and became immortal afterward. Prior to immortality, he asked his mother to say: “There will be a epidemic of epidemics next year, and by the time you use the well-soaked foliage in the well to cure it.” The following year, an outbreak of epidemic occurred. His mother, adjacent,