John Gills Exposition of the Bible Commentary - Jonah 4:1
But it displeased Jonah exceedingly, and he was very angry. Jonah was "mirabilis homo", as one calls him, an "amazing man"; the strangest, oddest, and most out of the way man, for a good man and a prophet, as one shall ever hear or read of. Displeased he was at that, which one would have thought he would have exceedingly rejoiced at, the success of his ministry, as all good men, prophets, and ministers of the word, do; nothing grieves them more than the hardness of men's hearts, and the... read more
Matthew Henry's Complete Commentary - Jonah 4:1-4
See here, I. How unjustly Jonah quarrelled with God for his mercy to Nineveh, upon their repentance. This gives us occasion to suspect that Jonah had only delivered the message of wrath against the Ninevites, and had not at all assisted or encouraged them in their repentance, as one would think he should have done; for when they did repent, and found mercy, 1. Jonah grudged them the mercy they found (Jonah 4:1): It displeased Jonah exceedingly; and (would you think it?) he was very angry, was... read more