Needless swearing is a misuse of God’s holy name.
BibleGateway: Matthew 5:33-37 ESV Text: Matthew 5:33-37 KJV Text: The section starts at about 4:5 and ends at about 4:46 33 Again, ye have heard that it hath been said by them of old time,… Needless swearing is a misuse of God’s holy name.