9 Bible Verses about Not Swearing Oaths

I tell you, offer no promises at all, not by heaven, because it is God's throne.

Above all things, my brothers do not swear by heaven, or by earth, or by any other oath. Let your Yes be Yes and your No be No. That way you will not fall under judgment.

Do not swear falsely by my name, so as to profane the name of your God. I am Jehovah.

You will not associate with these peoples left among you or speak the names of their gods or use those names in taking vows or worship those gods or bow down to them.

They do nothing but swear, deceive, kill, steal and commit adultery! There is violence and bloodshed in the land.

The same thing comes to all. There is one event to the righteous and to the wicked; to the good and to the clean, and to the unclean; to him that sacrifices and to him that does not sacrifice. As is the good, so is the sinner; and he that swears, as he that fears and refrains from an oath.

Let your answer be 'Yes' or 'No.' Anything more than this is from the evil one.

Though you, Israel, play the harlot, do not let Judah become guilty! Do not go to Gilgal, neither go to Bethaven, nor swear, As Jehovah lives.

He became a priest with an oath when God said to him: Jehovah has sworn and he will feel no regret, you are a priest forever. (Psalm 110:4)