497. And have power over the waters to turn them into blood, signifies that they who turn themselves away from these two essentials falsify the truths of the Word. By "waters" are signified truths (n. 50); and by "blood," the falsification of the truth of the Word (n. 379); therefore, by "turning the waters into blood" is signified to falsify the truths of the Word. This is to be understood in the same manner as before, namely, that they who turn themselves away from the two essentials of the New Church can see nothing but the falsities in which they are, which, if they confirm these by the Word, they falsify its truths.