Deuteronomy 7:10-12

King James 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 commandments, and the statutes, and the judgments, which I command thee this day, to do them.

¹² Wherefore it shall come to pass, if ye hearken to these judgments, and keep, and do them, that the Lord thy God shall keep unto thee the covenant and the mercy which he sware unto thy fathers: