4:5 - Then Jonah went out from the city and sat east of it. There he made a shelter for himself and sat under it in the shade until he could see what would happen in the city.
Even after God reveals His will, man can choose not to accept it.
4:6 - So the Lord God appointed a plant and it grew up over Jonah to be a shade over his head to deliver him from his discomfort. And Jonah was extremely happy about the plant.
God controls the plants to teach man.
4:7 - But God appointed a worm when dawn came the next day and it attacked the plant and it withered.
God controls the creatures to instruct man and show him his hard heart.
4:8 - When the sun came up God appointed a scorching east wind, and the sun beat down on Jonah’s head so that he became faint and begged with all his soul to die, saying, “Death is better to me than life.”
God controls the elements to guide and enlighten man.
Man despairs when he is affected by the Hand of God's correction when he disagrees with God's plan.
God appointed a plant, a worm, and a wind to further reveal Himself to man.