《太平广记·卷十四·神仙十四》
刘子南把萤光丸给他在军队中的儿子和兄弟，他们也同样没受过伤，都为药丸的灵验而高兴，当成传世珍宝。
子南以教其子及兄弟为军者，皆未尝被伤，喜得其验，传世宝之。
Liu Zinan gave the firefly pills to his sons and brothers in the army, who were unharmed as well, and were delighted by the effectiveness of the pills, regarding them as a precious treasure to pass down through the generations.