4 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, nor by the earth, nor by any other oath; but let your yea be yea, and your nay nay, lest ye fall into condemnation.

But let your conversation be yea, yea; nay, nay: for whatsoever is more than these, cometh of the evil one.

but this with an oath, by him that said unto him, The Lord sware and will not repent, Thou art a priest for ever, after the order of Melchisedek:)