15:7 And it came to pass after {e} forty years, that Absalom said unto the king, I pray thee, let me go and pay my vow, which I have vowed unto the LORD, in Hebron.
(e) Counting from the time that the Israelites had asked a king of Samuel.
15:7 After forty years - From the change of the government, into a monarchy, which was about ten years before David began to reign. So this fell out about the thirtieth year of his reign.
15:7-12 See how willing tender parents are to believe the best concerning their children. But how easy and how wicked is it, for children to take advantage of good parents, and to deceive them with the show of religion! The principal men of Jerusalem joined Absalom's feast upon his sacrifice. Pious persons are glad to see others appear religious, and this gives occasion for deceptions. The policy of wicked men, and the subtlety of Satan, are exerted to draw good persons to countenance base designs.