So God made the vault and separated the water under the vault from the water above it. And it was so.
O daughter of Babylon, who art to be destroyed; happy shall he be, that rewardeth thee as thou hast served us.Psalm 137:8 KJV
God called the vault “sky.” And there was evening, and there was morning—the second day.Genesis 1:8 NIV
And God said, “Let there be a vault between the waters to separate water from water.”Genesis 1:6 NIV