Psalm 141:3

Set a watch, LORD, before my mouth. Keep the door of my lips.

Micah 7:5

Do not trust in a neighbor. Do not put confidence in a friend. With the woman lying in your embrace, be careful of the words of your mouth.

Psalm 39:1

I said, "I will watch my ways, so that I do not sin with my tongue. I will keep my mouth with a bridle while the wicked is before me."

Psalm 17:3-5

You have proved my heart. You have visited me in the night. You have tried me, and found nothing. I have resolved that my mouth shall not disobey.

Psalm 34:13

Keep your tongue from evil, and your lips from speaking lies.

Psalm 71:8

My mouth shall be filled with your praise, with your honor all the day.

James 1:26

If anyone thinks himself to be religious while he does not bridle his tongue, but deceives his heart, this man's religion is worthless.

James 3:2

For in many things we all stumble. If anyone does not stumble in word, the same is a perfect man, able to bridle the whole body also.

Treasury of Scripture Knowledge

Summary

Set a watch, O LORD, before my mouth; keep the door of my lips.

Bible References

Set a watch

Psalm 17:3
You have proved my heart. You have visited me in the night. You have tried me, and found nothing. I have resolved that my mouth shall not disobey.
Psalm 39:1
I said, "I will watch my ways, so that I do not sin with my tongue. I will keep my mouth with a bridle while the wicked is before me."
Psalm 71:8
My mouth shall be filled with your praise, with your honor all the day.
Micah 7:5
Do not trust in a neighbor. Do not put confidence in a friend. With the woman lying in your embrace, be careful of the words of your mouth.
James 1:26
If anyone thinks himself to be religious while he does not bridle his tongue, but deceives his heart, this man's religion is worthless.
James 3:2
For in many things we all stumble. If anyone does not stumble in word, the same is a perfect man, able to bridle the whole body also.