Deuteronomy 18:22
World English Bible (WEB)
"When a prophet speaks in the name of the Lord, if the thing doesn't follow, nor happen, that is the thing which the Lord has not spoken: the prophet has spoken it presumptuously, you shall not be afraid of him. "
About Deuteronomy
Moses' final speeches reviewing the Law before Israel enters Canaan.
Old Testament • Book #5