King James Version
For then will I turn to the people a pure language, that they may all call upon the name of the LORD, to serve him with one consent.English Standard Version
"For at that time I will change the speech of the peoples to a pure speech, that all of them may call upon the name of the LORD and serve him with one accord.Catholic Public Domain Version
For then I will restore to the people a chosen lip, so that all may invoke the name of the Lord and may serve him with one shoulder