6 But he did not put their children to death; for the orders of the Lord recorded in the book of the law of Moses say, The fathers are not to be put to death for the children, or the children for their fathers; but a man is to be put to death for the sin which he himself has done.
Matthew Henry's Commentary on 2 Kings 14:6
Commentary on 2 Kings 14:1-7
(Read 2 Kings 14:1-7)
Amaziah began well, but did not go on so. It is not enough to do that which our pious predecessors did, merely to keep up the common usage, but we must do it as they did, from the same principle of faith and devotion, and with the same sincerity and resolution.