9 Bible Verses about Not Swearing Oaths

But I say unto you, Swear not at all; neither by heaven; for it is God's throne:

But above all things, my brethren, swear not, neither by heaven, neither by the earth, neither by any other oath: but let your yea be yea; and your nay, nay; lest you fall under judgment.

And you shall not swear by my name falsely, neither shall you profane the name of your God: I am the LORD.

That you mix not among these nations, these that remain among you; neither make mention of the name of their gods, nor cause to swear by them, neither serve them, nor bow yourselves unto them:

By swearing, and lying, and killing, and stealing, and committing adultery, they break all restraint, and bloodshed touches bloodshed.

All things come alike 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 sacrifices not: as is the good, so is the sinner; and he that swears, as he that fears an oath.

But let your communication be, Yea, yea; Nay, nay: for whatsoever is more than these comes from evil.

Though you, Israel, play the harlot, yet let not Judah offend; and come not unto Gilgal, neither go up to Bethaven, nor swear, As the LORD lives.

(For those priests were made without an oath; but this with an oath by him that said unto him, The Lord swore and will not change, you are a priest forever after the order of Melchizedek:)