King James Version
And I will execute great vengeance upon them with furious rebukes; and they shall know that I am the LORD, when I shall lay my vengeance upon them.English Standard Version
I will execute great vengeance on them with wrathful rebukes. Then they will know that I am the LORD, when I lay my vengeance upon them."New International Version
I will carry out great vengeance on them and punish them in my wrath. Then they will know that I am the LORD, when I take vengeance on them.'"