How do we know Micaiah's prophecies were true?

The truth and authenticity of Micaiah’s prophecies are validated through the fulfillment of his specific predictions. In 2 Chronicles 18:16-27, Micaiah foretells the downfall of King Ahab and the scattering of Israel. When these events unfold as he prophesied, it affirms that he was indeed speaking the word of God, not the whims of man. Additionally, the repetition of his account in different scriptures underscores its importance and reliability. The consistent fulfillment of prophecy is a hallmark of genuine prophetic ministry, showing that God's words spoken through His servants are decisive and true.