1 Corinthians 6:4-6 NIV

[4] Therefore, if you have disputes about such matters, do you ask for a ruling from those whose way of life is scorned in the church? [5] I say this to shame you. Is it possible that there is nobody among you wise enough to judge a dispute between believers? [6] But instead, one brother takes another to court—and this in front of unbelievers!