GOD'S WORD® Translation
if you take the oath, "As the LORD lives..." in an honest, fair, and right way, then the nations will be blessed, and they will be honored by me."

American Standard Version
and thou shalt swear, As Jehovah liveth, in truth, in justice, and in righteousness; and the nations shall bless themselves in him, and in him shall they glory.

Berean Study Bible
and if you can swear, ‘As surely as the LORD lives,’ in truth, in justice, and in righteousness, then the nations will be blessed by Him, and in Him they will glory.”

Douay-Rheims Bible
And thou shalt swear: As the Lord liveth, in truth, and in judgement, and in justice: and the Gentiles shall bless him, and shall praise him.

English Revised Version
and thou shalt swear, As the LORD liveth, in truth, in judgment, and in righteousness; and the nations shall bless themselves in him, and in him shall they glory.

King James Bible
And thou shalt swear, The LORD liveth, in truth, in judgment, and in righteousness; and the nations shall bless themselves in him, and in him shall they glory.

World English Bible
and you shall swear, 'As Yahweh lives,' in truth, in justice, and in righteousness. The nations shall bless themselves in him, and in him shall they glory."

Young's Literal Translation
And thou hast sworn -- Jehovah liveth, In truth, in judgment, and in righteousness, And blessed themselves in Him have nations, And in Him they boast themselves.

Jeremiah 4:2 Additional Translations ...