Twenty or twenty-five years ago I came across a list called Checkpoints for the Tongue. I copied it down and have used it many times. I am sorry not to have the name of the person who compiled the list, but all the points come from the Bible. Hope you will find it useful.
Do you criticize unnecessarily? Proverbs 16:28
Do you talk too much? Proverbs 10:19; 26:20
Are you judgmental of fellow believers and do the same things? James 4:11;Psalm 50:20
Do you talk about others the way you would like them to talk about you? Matthew 19:19
Do you humiliate or mock others? Galatians 5:15
Do you evade responsibility for your words? Matthew 12:34; Proverbs 26:18-19
Do you take care to speak the truth?
Do you keep promises?
Do you use coarse humor or foolish joking? Ephesians 4:29; Colossians 3:8
Do you boast or flatter yourself? Proverbs 27:2
Do you take God’s name in vain? Col. 3:17
Do you get angry or react? James 3:5-18; Matt. 5:22, Prov. 15:1-2
Do you speak uncharitably? 1 Cor. 13:4-7
Do you interpret people in the best light or do you attribute motives? 1 Tim. 6:4
Is what you say kind? Are you saying it for their benefit or yours? 1 Pet. 3:8; Eph. 4:32
Do you show humility in your speech? Phil. 2:3-4; Eph. 4:2; Rom. 12:3
Do you speak carelessly? Prov. 29:20; 15:28
Do you stack the deck with emotions?
Do you gossip? 1 Tim. 5:13
Do you publicly criticize without first speaking privately to the person? Matt. 18:15-17
Do you bless those who persecute you? Matt. 5:44; Luke 6:28.

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