Loving, wholesome, wise speech has a positive effect.
Proverbs 10:11a
Proverbs 12:18b
Proverbs 15:1a
Proverbs 15:4a
Proverbs 15:23

If we are living close to the Lord, our speech will show it.
Psalm 37:30
Proverbs 10:31a
Malachi 2:6

Our conversation should set a good example for others.
Philippians 1:27a
1 Timothy 4:12   
Titus 2:7–8

Speak the right things at the right time.
Proverbs 10:32
Proverbs 25:11
Ecclesiastes 8:5b
Speaking encouraging words will inspire and help others.
Job 4:4
Job 16:5
Proverbs 12:25
Isaiah 35:3–4a
Isaiah 50:4a

Good conversation is based on God’s Word.
Deuteronomy 6:6–7
Psalm 119:172
John 6:63
Ephesians 5:19

Speak of the great things God has done.
Psalm 9:11b
Psalm 35:28
Psalm 66:16
Psalm 107:2
Psalm 119:24
Psalm 145:4,7
Philemon 6