十七

十七

龍從火出,虎向水生;母隱子胎,兒反生母。震龍汞出白離鄉,兌虎鉛生在坎方;二物搃因兒產母,五行全要入中央。翁註汞為震龍,屬木,木生火,常道之順也,如朱砂屬火,爲離,汞自砂中出,火反生木,故曰兒產母也;鉛爲兌虎,屬金,金生水,常道之順也,如黑鉛屬水爲坎,銀自鉛中生,水反生金,故曰兒產母也。此皆五行顚倒之術也。不言銀者,鉛中銀謂之眞鉛也。二物互相生產,而生四象,會中宫,合五行而結丹也。中央者,中宫太極也,故曰五行全要入中央。後人以心腎氣液為龍虎鉛汞,欲成大藥,豈不戾乎?甄註火生木,水生金,皆兒産母之象。所以然者,丹取母氣爲眞,取初氣爲嫩,故陽極生一陰爲眞陰,故汞自離出者,方爲龍之弦氣,而於卦爲震木;陰極生一陽爲眞陽,故鉛自坎出者,方爲虎之弦氣,而於卦爲兌金。震龍汞,兌虎鉛,都是借象,實不過金木而已。金木與土,三家相見,入於中央,則五行攢簇,而丹胎斯結矣。

End of chapter

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