en_tn/2sa/15/06.md

for judgment

This means that they can for the king to decide their disputes. AT: "to judge over their disputes" (See: rc://en/ta/man/translate/figs-explicit)

So Absalom stole the hearts of the men of Israel

This sentence means Absalom convinced the men to be loyal to him rather than to David. Here the author speaks of how the people became loyal to Absalom by saying that he stole their hearts. AT: "In this way, Absalom convinced the men of Israel to be loyal to him" (See: rc://en/ta/man/translate/figs-metaphor)