American Standard Version
The prophet that prophesieth of peace, when the word of the prophet shall come to pass, then shall the prophet be known, that Jehovah hath truly sent him.

Berean Study Bible
As for the prophet who prophesies peace, only if the word of the prophet comes true will the prophet be recognized as one the LORD has truly sent.”

Douay-Rheims Bible
The prophet that prophesied peace when his word shall come to pass, the prophet shall be known, whom the Lord hath sent in truth.

English Revised Version
The prophet which prophesieth of peace, when the word of the prophet shall come to pass, then shall the prophet be known, that the LORD hath truly sent him.

King James Bible
The prophet which prophesieth of peace, when the word of the prophet shall come to pass, then shall the prophet be known, that the LORD hath truly sent him.

World English Bible
The prophet who prophesies of peace, when the word of the prophet shall happen, then shall the prophet be known, that Yahweh has truly sent him.

Young's Literal Translation
The prophet who doth prophesy of peace -- by the coming in of the word of the prophet, known is the prophet that Jehovah hath truly sent him.'

Jeremiah 28:9 Additional Translations ...