Exodus 20:7 in the World English Bible
“You shall not misuse the name of the LORD your God, for the LORD will not hold him guiltless who misuses his name.
Context
6 And shewing mercy unto thousands of them that love me, and keep my commandments.
7 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.
8 Remember the sabbath day, to keep it holy.