Wrath is cruel, anger is overwhelming, but who can stand before jealousy?
These two verses show the intolerable mischief, 1. Of ungoverned passion. The wrath of a fool, who when he is provoked cares not what he says and does, is more grievous than a great stone or a load of sand. It lies heavily upon himself. Those who have no command of their passions do themselves even sink under the load of them.
Commenting on Proverbs 27:3-4
Wrath is cruel, and anger is outrageous,.... Or "an inundation" (x); it is like the breaking in of the sea, or a flood of mighty waters, which know no bounds, and there is no stopping them: so cruel and outrageous were the wrath and anger of Simeon and Levi, in destroying the Shechemites; of Pharaoh, in making the Israelites to serve with hard bondage, and...
envy--or, "jealousy" (compare Margin; Pro 6:34), is more unappeasable than the simpler bad passions.