Berean Study Bible
This will be a sign to you from the LORD that He will do what He has promised:

King James Bible
And this shall be a sign unto thee from the LORD, that the LORD will do this thing that he hath spoken;

American Standard Version
And this shall be the sign unto thee from Jehovah, that Jehovah will do this thing that he hath spoken:

Darby Bible Translation
And this [shall be] the sign to thee from Jehovah, that Jehovah will do this thing that he hath spoken:

Douay-Rheims Bible
And this shall be a sign to thee from the Lord, that the Lord will do this word which he hath spoken:

English Revised Version
And this shall he the sign unto thee from the LORD, that the LORD will do this thing that he hath spoken:

Young's Literal Translation
And this is to thee the sign from Jehovah, that Jehovah doth this thing that He hath spoken.