19. By the "Spirit of God" is meant the Lord's mercy, which is said to "move" or "brood" as a hen broods over her eggs. The things over which it moves are such as the Lord has hidden and treasured up in man, which in the Word throughout are called remains or a remnant, consisting of the knowledges of the true and of the good, which never come into light or day, until external things are vastated. These knowledges are here called "the faces of the waters."