Deuteronomy 28:7
7 The Lord shall cause thine enemies that rise up against thee to be smitten before thy face: they shall come out against thee one way, and flee before thee seven ways.
Deuteronomy 20:4
4 For the Lord your God is he that goeth with you, to fight for you against your enemies, to save you.
Isaiah 54:17
17 No weapon that is formed against thee shall prosper; and every tongue that shall rise against thee in judgment thou shalt condemn. This is the heritage of the servants of the Lord, and their righteousness is of me, saith the Lord.