Set a watch
Psalm 17:3-5
3
Thou hast proved mine heart; thou hast visited me in the night; thou hast tried me, and shalt find nothing; I am purposed that my mouth shall not transgress.
4
Concerning the works of men, by the word of thy lips I have kept me from the paths of the destroyer.
5
Hold up my goings in thy paths, that my footsteps slip not.
Psalm 39:1
I said, I will take heed to my ways, that I sin not with my tongue: I will keep my mouth with a bridle, while the wicked is before me.
Psalm 71:8
Let my mouth be filled with thy praise and with thy honour all the day.
Micah 7:5
Trust ye not in a friend, put ye not confidence in a guide: keep the doors of thy mouth from her that lieth in thy bosom.
James 1:26
If any man among you seem to be religious, and bridleth not his tongue, but deceiveth his own heart, this man's religion is vain.
James 3:2
For in many things we offend all. If any man offend not in word, the same is a perfect man, and able also to bridle the whole body.