King James Version
Understand therefore this day, that the LORD thy God is he which goeth over before thee; as a consuming fire he shall destroy them, and he shall bring them down before thy face: so shalt thou drive them out, and destroy them quickly, as the LORD hath said unto thee.English Standard Version
Know therefore today that he who goes over before you as a consuming fire is the LORD your God. He will destroy them and subdue them before you. So you shall drive them out and make them perish quickly, as the LORD has promised you.New International Version
But be assured today that the LORD your God is the one who goes across ahead of you like a devouring fire. He will destroy them; he will subdue them before you. And you will drive them out and annihilate them quickly, as the LORD has promised you.