Commentaries
18:1-8 How does David render good for evil! Absalom would have only David smitten; David would have only Absalom spared. This seems to be a resemblance of man's wickedness towards God, and God's mercy to man, of which it is hard to say which is most amazing. Now the Israelites see what it is to take counsel against the Lord and his anointed.
8. the wood devoured more people than the sword—The thick forest of oaks and terebinths, by obstructing the flight, greatly aided the victors in the pursuit.