Matthew 5:33-34, 37 Again, ye have heard that it was said to them of old time, Thou shalt not forswear thyself, but shalt perform unto the Lord thine oaths: but I say unto you, Swear not at all; neither by the heaven, fo But let your speech be, Yea, yea; Nay, nay: and whatsoever is more than these is of the evil one. | American Standard Version (ASV)