8821. And the smoke thereof ascended as the smoke of a furnace. That this signifies obscurity like the obscurity from cupidities, is evident from the signification of "smoke," as being obscurity (see above, n. 8819); and from the signification of "a furnace," as being cupidity (n. 7519). (The reason why the Lord, when in celestial love, appeared so to the sons of Israel, see n. 8819, also n. 1861, 6832.)