KJV - And if thou say in thine heart, How shall we know the word which the LORD hath not spoken?

ASV - And if thou say in thy heart, How shall we know the word which Jehovah hath not spoken?

BBE - And if you say in your hearts, How are we to be certain that the word does not come from the Lord?

WEB - If you say in your heart, How shall we know the word which Yahweh has not spoken?

YLT - `And when thou sayest in thy heart, How do we know the word which Jehovah hath not spoken? --

Notes