Verses with the word avenge in the Apocrypha (6 verses):

2 Esdras 15:9
And therefore, saith the Lord, I will surely avenge them, and receive unto me all the innocent blood from among them.

Judith 2:1
And in the eighteenth year, the two and twentieth day of the first month, there was talk in the house of Nabuchodonosor king of the Assyrians that he should, as he said, avenge himself on all the earth.

1 Maccabees 2:67
Take also unto you all those that observe the law, and avenge ye the wrong of your people.

1 Maccabees 6:22
And they went unto the king, and said, How long will it be ere thou execute judgment, and avenge our brethren?

1 Maccabees 13:6
Doubtless I will avenge my nation, and the sanctuary, and our wives, and our children: for all the heathen are gathered to destroy us of very malice.

2 Maccabees 9:4
Then swelling with anger. he thought to avenge upon the Jews the disgrace done unto him by those that made him flee. Therefore commanded he his chariotman to drive without ceasing, and to dispatch the journey, the judgment of God now following him. For he had spoken proudly in this sort, That he would come to Jerusalem and make it a common burying place of the Jews.