What did Jesus mean when He said there’s one sin that cannot be forgiven? In this message, we unpack what the Bible calls blasphemy against the Holy Spirit—a phrase that has stirred confusion and fear for generations. You’ll learn: • What Jesus was addressing in Matthew 12, Mark 3, and Luke 12 • Why the Pharisees’ response revealed a hardness of heart against the Spirit’s work • How blasphemy is not a single slip-up, but a persistent rejection of God’s truth • The difference between honest doubt