5 Bible Verses about Swearing Oaths

But above all things, my brethren, swear not, neither by heaven, nor by the earth, nor by any other oath; but let your yea be yea, and your nay nay, lest ye fall into condemnation.

For men verily swear by the greater, and an oath for confirmation is to them an end of all contradiction.

And the king was sorry; yet for the oath's sake, and them who sat with him at table, he commanded it to be given her.