Deuteronomy 7:10
and repays those who hate him to their face, to destroy them. He will not be slack to him who hates him. He will repay him to his face.
World English Bible (Public Domain)
In context
Before · Deuteronomy 7:8–9
8but because the LORD loves you, and because he desires to keep the oath which he swore to your fathers, the LORD has brought you out with a mighty hand and redeemed you out of the house of bondage, from the hand of Pharaoh king of Egypt. 9Know therefore that the LORD your God himself is God, the faithful God, who keeps covenant and loving kindness to a thousand generations with those who love him and keep his commandments,
10and repays those who hate him to their face, to destroy them. He will not be slack to him who hates him. He will repay him to his face.
After · Deuteronomy 7:11–12
11You shall therefore keep the commandments, the statutes, and the ordinances which I command you today, to do them. 12It shall happen, because you listen to these ordinances and keep and do them, that the LORD your God will keep with you the covenant and the loving kindness which he swore to your fathers.