Psalm 141:3
Set a watch, O Jehovah, before my mouth; keep the door of my lips.
Micah 7:5
Believe ye not in a companion, put not confidence in a familiar friend: keep the doors of thy mouth from her that lieth in thy bosom.
Psalm 39:1
{To the chief Musician, to Jeduthun. A Psalm of David.} I said, I will take heed to my ways, that I sin not with my tongue: I will keep my mouth with a muzzle, while the wicked is before me.
Psalm 17:3-5
Thou hast proved my heart, thou hast visited me by night; thou hast tried me, thou hast found nothing: my thought goeth not beyond my word.
Psalm 34:13
Keep thy tongue from evil, and thy lips from speaking guile;
Psalm 71:8
My mouth shall be filled with thy praise, with thy glory, all the day.
James 1:26
If any one think himself to be religious, not bridling his tongue, but deceiving his heart, this man's religion is vain.
James 3:2
For we all often offend. If any one offend not in word, he is a perfect man, able to bridle the whole body too.