NET
2 The Lord is a zealous and avenging God; the Lord is avenging and very angry. The Lord takes vengeance against his foes; he sustains his rage against his enemies.
Darby
2 A jealous and avenging God is Jehovah: an avenger is Jehovah, and full of fury: Jehovah taketh vengeance on his adversaries, and he reserveth [wrath] for his enemies.
KJV
2 God [is] jealous, and the LORD revengeth; the LORD revengeth, and [is] furious; the LORD will take vengeance on his adversaries, and he reserveth [wrath] for his enemies.