Bible verses about "oaths" | Goodspeed

¹⁶ For men make oath by something greater than themselves, and they accept an oath as settling finally any disagreement they may have.

¹⁸ And who was it to whom God made oath that they should not be admitted to his Rest, if it was not to those who had disobeyed him?

²⁸ For the Law appoints to the high priesthood men full of imperfection; but this utterance about the making of the oath, which came long after the Law, appoints a son, fully qualified to be high priest forever.

²¹ for God took no oath in appointing the old priests, but he made oath to his appointment, when he said to him, "The Lord has sworn it and he will not change; You are a priest forever!"

¹⁷ Therefore, God in his desire to make it perfectly clear to those to whom he made his promise, that his purpose was unalterable, bound himself with an oath,

¹³ For when God made his promise to Abraham, since there was no one greater for him to make oath by, he did so by himself,

¹² Above all, my brothers, do not swear an oath, either by heaven or by the earth, or by anything else; let your "Yes" be a plain Yes, and your "No" a plain No, or you will fall under condemnation.

³³ "Again, you have heard that the men of old were told, 'You shall not swear falsely, but you must fulfil your oaths to the Lord.' ³⁴ But I tell you not to swear at all, either by heaven, for it is God's throne, ³⁵ or by the earth, for it is his footstool, or by Jerusalem, for it is the city of the great king. ³⁶ You must not swear by your own head, for you cannot make one single hair white or black. ³⁷ But your way of speaking must be 'Yes' or 'No.' Anything that goes beyond that comes from the evil one.