Verses with the word matters in the New Testament (6 verses):

Matthew 23:23
Woe unto you, scribes and Pharisees, hypocrites! for ye pay tithe of mint and anise and cummin, and have omitted the weightier matters of the law, judgment, mercy, and faith: these ought ye to have done, and not to leave the other undone.

Acts 18:15
But if it be a question of words and names, and of your law, look ye to it; for I will be no judge of such matters.

Acts 19:39
But if ye enquire any thing concerning other matters, it shall be determined in a lawful assembly.

Acts 25:20
And because I doubted of such manner of questions, I asked him whether he would go to Jerusalem, and there be judged of these matters.

1 Corinthians 6:2
Do ye not know that the saints shall judge the world? and if the world shall be judged by you, are ye unworthy to judge the smallest matters?

1 Peter 4:15
But let none of you suffer as a murderer, or as a thief, or as an evildoer, or as a busybody in other men's matters.