As soon as Jonah hits the water, the God whom he did not trust miraculously saves him. This mysterious divine mercy that Jonah finds so inexplicable and offensive turns out to be his only hope. He does not drown. He is swallowed by a great fish. In that prison, Jonah gets his first insights into the meaning and the wonder of God’s grace.
The fish swallowing Jonah was actually an act of God's gracious intervention not an act of the outpouring of his wrath

