The Bible

Genesis 1:20

²⁰ And God said, Let the waters bring forth abundantly the moving creature that hath life, and fowl that may fly above the earth in the open firmament of heaven.

The Bible

Psalms 33:6

⁶ By the word of the LORD were the heavens made; and all the host of them by the breath of his mouth.

Commentary

Spreading themselves

'Spreading themselves on the earth,' as in Genesis 8:17, signifies the internal self operating on the external.

(References: Arcana Coelestia 913)