'Heavens' in the Bible

And the Philistine said to David, Come to me, and I will give thy flesh unto the birds of the heavens, and to the beasts of the field.

This day will Jehovah deliver thee into my hand; and I will smite thee, and take thy head from off thee; and I will give the dead bodies of the host of the Philistines this day unto the birds of the heavens, and to the wild beasts of the earth; that all the earth may know that there is a God in Israel,