'Deep' in the Bible

And the earth was waste and empty, and darkness was on the face of the deep, and the Spirit of God was hovering over the face of the waters.

And Jehovah Elohim caused a deep sleep to fall upon Man; and he slept. And he took one of his ribs and closed up flesh in its stead.

In the six hundredth year of Noah's life, in the second month, on the seventeenth day of the month, on that same day all the fountains of the great deep were broken up, and the windows of heaven were opened.

And the fountains of the deep and the windows of heaven were closed, and the pour of rain from heaven was stopped.

And as the sun was just going down, a deep sleep fell upon Abram; and behold, a horror, a great darkness, fell upon him.

From the God of thy father, and he will help thee; And from the Almighty, and he will bless thee With blessings of heaven from above, With blessings of the deep that lieth under, With blessings of the breast and of the womb.