Deuteronomy 7:10-12

American Standard Version

¹⁰ and repayeth them that hate him to their face, to destroy them: he will not be slack to him that hateth him, he will repay him to his face. ¹¹ Thou shalt therefore keep the commandment, and the statutes, and the ordinances, which I command thee this day, to do them.

¹² And it shall come to pass, because ye hearken to these ordinances, and keep and do them, that Jehovah thy God will keep with thee the covenant and the lovingkindness which he sware unto thy fathers: