'Back' in the Bible

For though you should in fact be teachers by this time, you need someone to teach you the beginning elements of God's utterances. You have gone back to needing milk, not solid food.

But my righteous one will live by faith, and if he shrinks back, I take no pleasure in him.

But we are not among those who shrink back and thus perish, but are among those who have faith and preserve their souls.

and he reasoned that God could even raise him from the dead, and in a sense he received him back from there.

and women received back their dead raised to life. But others were tortured, not accepting release, to obtain resurrection to a better life.

Now may the God of peace who by the blood of the eternal covenant brought back from the dead the great shepherd of the sheep, our Lord Jesus Christ,