Verses with the word vengeance in the New Testament (7 verses):

Luke 21:22
For these be the days of vengeance, that all things which are written may be fulfilled.

Acts 28:4
And when the barbarians saw the venomous beast hang on his hand, they said among themselves, No doubt this man is a murderer, whom, though he hath escaped the sea, yet vengeance suffereth not to live.

Romans 3:5
But if our unrighteousness commend the righteousness of God, what shall we say? Is God unrighteous who taketh vengeance? (I speak as a man)

Romans 12:19
Dearly beloved, avenge not yourselves, but rather give place unto wrath: for it is written, Vengeance is mine; I will repay, saith the Lord.

2 Thessalonians 1:8
In flaming fire taking vengeance on them that know not God, and that obey not the gospel of our Lord Jesus Christ:

Hebrews 10:30
For we know him that hath said, Vengeance belongeth unto me, I will recompense, saith the Lord. And again, The Lord shall judge his people.

Jude 1:7
Even as Sodom and Gomorrha, and the cities about them in like manner, giving themselves over to fornication, and going after strange flesh, are set forth for an example, suffering the vengeance of eternal fire.