4 Bible Verses about Swearing Being Forbidden

Thou shalt not take the name of the LORD thy God in vain; for the LORD will not hold him guiltless that taketh his name in vain.

And ye shall not swear by my name falsely, neither shalt thou profane the name of thy God: I am the LORD.

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 ye fall into condemnation.