NET
3 Don’t keep speaking so arrogantly. Proud talk should not come out of your mouth, for the Lord is a God who knows; he evaluates what people do.
Darby
3 Do not multiply your words of pride, let not vain-glory come out of your mouth; For Jehovah is a God of knowledge, and by him actions are weighed.
KJV
3 Talk no more so exceeding proudly; let [not] arrogancy come out of your mouth: for the LORD [is] a God of knowledge, and by him actions are weighed.