is the calamity. is. great trouble to. Hebrew "troubles" (plural) for great trouble. Figure of speech Metonymy (of Effect), put for action of the foolish son which brings it on.
Related Commentaries of Proverbs 19:13
Proverbs 19:13
13 A foolish son is the calamity of his father: and the contentions of a wife are a continual dropping.