Psalms 141:3 Set a guard over my mouth, Lord; keep watch over the door of my lips.
Psalms 34:11 Come, my children, listen to me; I will teach you the fear of the Lord.
12 Whoever of you loves life and desires to see many good days,13 keep your tongue from evil and your lips from telling lies.
14 Turn from evil and do good; seek peace and pursue it.
Psalms 39:1 I said, “I will watch my ways and keep my tongue from sin; I will put a muzzle on my mouth while in the presence of the wicked.”