What Is "The Sign of Jonah?"

Sermons Christ Community Church: Daytona Beach, FL

If someone like Jesus makes the extraordinary claim that He is the Son of God, you’re going to need some pretty extraordinary evidence to back up a claim like that. Very religious people make similar demands too. And Jesus says to them, “The only sign you’ll get is the sign of the prophet Jonah.” So what exactly IS the sign of Jonah?