The story of Jonah is in both the Christian and Jewish traditions.
When the sailors cast lots, which was supposed to be a random gamble,GOD uses His awesome POWER to control the outcome.
Since the Bible proves God can do this, find a coin upon which is inscribed "IN GOD WE TRUST".
Mark J on one side, C on the other, toss it up, and whichever side GOD causes to land uppermost, that is His message to you.