Firmament and waters
In Genesis 1:6, the water above represents knowledge in the internal man, and the firmament beneath relates to external, materially-oriented knowledge.
(References: Arcana Coelestia 24)
Isaiah 61:10
10
I will greatly rejoice in the LORD, my soul shall be joyful in my God; for he hath clothed me with the garments of salvation, he hath covered me with the robe of righteousness, as a bridegroom decketh himself with ornaments, and as a bride adorneth herself with her jewels.