十八

十八

赤龍黑虎各西東,四象交加戊己中。玆能運用,金丹誰道不成功。

葉士表曰:赤龍黑虎雖有東西之名,皆本於戊己中氣也。能以子午爻符升降運用,無不成功也。王道註龍虎上經曰:日有三照,月有三移。日月岀於東,而光耀於西,則西方白虎,金德之正炁,入於玄冥之內,化而爲六戊。日月之於西而光耀於東,則東方青龍,木德之正炁,入於玄冥之內,化而為六己。日月當於午而光耀於北,則南方朱雀,火德之正炁,入於玄冥之內,就土成形,化爲黑鉛,常居天地杳冥之先,爲天地萬彚之根本。參同契曰:日潜道而沉彩,月施德以舒光,日受月化,體不虧傷。修丹之士,苟能明爻符,升降運用,則金丹無不成之理也。無名子曰:四象交加戊己,中而結眞一之精,得此眞精一粒,服餌之後,却運火始自卦,子時起首,進陽火,至午時卦,進陰符。是陰陽首卦,即冬夏二節之至也。陰符陽火,自此起首,抽添運用,一一依法,不令差殊,孰謂金丹之事不成耶?

End of chapter

Text and scans: Shidian Guji (Peking University – ByteDance open ancient texts). Edition details are given per book. Shidian Guji

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