NET
11 “You must not make use of the name of the Lord your God for worthless purposes, for the Lord will not exonerate anyone who abuses his name that way.
Darby
11 Thou shalt not idly utter the name of Jehovah thy God; for Jehovah will not hold him guiltless that idly uttereth his name.
KJV
11 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.