'Back' in the Bible

For Joshua did not draw back his hand that was stretched out with the sword until he had utterly destroyed all the inhabitants of Ai.

Then Joshua turned back at that time, and he captured Hazor and struck its king with the sword, because Hazor formerly [was] the head of all these kingdoms.

And Yahweh your God will push them {back before you} and drive them {out of your sight}, and you will possess their land, just as Yahweh your God promised to you.

for if indeed you turn back and join these remaining nations {among you}, and you intermarry with them, {marrying their women and they yours},