Verses with the word contention in the New Testament (3 verses):
And the contention was so sharp between them, that they departed asunder one from the other: and so Barnabas took Mark, and sailed unto Cyprus;
The one preach Christ of contention, not sincerely, supposing to add affliction to my bonds:
1 Thessalonians 2:2
But even after that we had suffered before, and were shamefully entreated, as ye know, at Philippi, we were bold in our God to speak unto you the gospel of God with much contention.