Deuteronomy 7:12
Wherefore it shall come to pass, if ye hearken to these judgments, and keep, and do them, that the LORD thy God will keep to thee the covenant and the mercy which he swore to thy fathers:Wherefore it shall come to pass, if ye hearken to these judgments, and keep, and do them, that the LORD thy God will keep to thee the covenant and the mercy which he swore to thy fathers: