Set a guard, Adonai, over my mouth. Keep watch over the door of my lips.
If anyone thinks he is religious and yet does not bridle his tongue but deceives his heart, this person’s religion is futile.
For the music director, for Jeduthun, a psalm of David.
Do not trust in a friend. Do not trust in a close companion. Guard the openings of your mouth from her who lies on your breast.
For we all stumble in many ways. If someone does not stumble in speech, he is a perfect man, able to bridle the whole body as well.
Who is the one who delights in life, and loves to see good days?
My mouth is filled with Your praise and with Your glory all day.
I said: “I will guard my ways, so I will not sin with my tongue. I will muzzle my mouth while the wicked are before me.”