공부
7 And God made the firmament, and divided the waters which were under the firmament from the waters which were above the firmament: and it was so.
In Exodus 9:25, this signifies truth of the church in the natural mind. (Arcana Coelestia 7571)
35 Jesus therefore said to them, "Yet a little while the light is with you. Walk while you have the light, that darkness doesn't overtake you. He who walks in the darkness doesn't know where he is going.