_Of the Decoction, Contrition, and washing of the stone._
Thou art moreouer to vnderstand, that Decoction, contrition, cribatiõ,
mundification, and ablution, with sweet waters is very necessary to
this secret and mastery: so that he who will bestow any paines herein,
must cleanse it very well, and wash the blacknesse from it, and darknes
that appeareth in his operation, and subtiliate the bodie as much as
hee can, and afterwarde mingle therwith the soules dissolued, and
spirits cleansed, so long as he thinke good.