Deuteronomy 18:21
ESV
And if you say in your heart, ‘How may we know the word that the Lord has not spoken?’ —
NIV
You may say to yourselves, "How can we know when a message has not been spoken by the Lord?"
NASB
And if you say in your heart, ‘How will we recognize the word which the Lord has not spoken?’
CSB
You may say to yourself, ‘How can we recognize a message the Lord has not spoken?’
NLT
But you may wonder, ‘How will we know whether or not a prophecy is from the Lord?’
KJV
And if thou say in thine heart, How shall we know the word which the Lord hath not spoken?
NKJV
And if you say in your heart, ‘How shall we know the word which the Lord has not spoken?’—