But I, with a song of thanksgiving,Jonah started by fleeing from God's command and God's purposes. He rejected the idea that the people of Nineveh should hear about God and have the opportunity to repent. They were enemies and deserved death and destruction.
will sacrifice to you.
What I have vowed I will make good.
Salvation comes from the LORD."
He runs and ends up swallowed up in God's overwhelming grace... "Grace?!? Don't you mean a whale?"
No. Grace. Jonah recognized this grace. He speaks of it in the previous verse and is now stating that he is not like those who would forfeit their grace. In fact, he turns to thanksgiving because of this. His in the belly experience is a source of praise. He turns to God in sacrifice and obedience. He will keep his promises to God.
This change of mind comes because of that last phrase, "... Salvation comes from the Lord." There is no other place to turn, but to Him. Jonah is in need of salvation, and recognizes that the only one who can hear him is the one who can save.