7449. The land was destroyed from before the noisome fly. That by this is signified that the natural mind was corrupted in respect to all truth, is evident from the signification of “being destroyed,” as being to be corrupted; from the signification of “the land of Egypt,” as being the natural mind (see n. 5276, 5278, 5280, 5288, 5301); and from the signification of “the noisome fly,” as being the falsity of malevolence (n. 7441). It is said that it was corrupted in respect to all truth, because truth is wholly corrupted by means of falsity from evil.