Verses with the word contentions in the Old Testament (4 verses):

Proverbs 18:18
The lot causeth contentions to cease, and parteth between the mighty.

Proverbs 18:19
A brother offended is harder to be won than a strong city: and their contentions are like the bars of a castle.

Proverbs 19:13
A foolish son is the calamity of his father: and the contentions of a wife are a continual dropping.

Proverbs 23:29
Who hath woe? who hath sorrow? who hath contentions? who hath babbling? who hath wounds without cause? who hath redness of eyes?