John Gills Exposition of the Bible Commentary - 2 Samuel 12:4
And there came a traveller unto the rich man ,.... By which some understand Satan, who came to David, and stirred up his lust by the temptations that offered; who is a walker, as the word used signifies, that goes about seeking whom he may devour, and is with good men only as a wayfaring man, who does not abide with them; and whose temptations, when they succeed with such, are as meat and drink to him, very entertaining but the Jews generally understand it of the evil imagination or... read more
Matthew Henry's Complete Commentary - 2 Samuel 12:1-14
It seems to have been a great while after David had been guilty of adultery with Bath-sheba before he was brought to repentance for it. For, when Nathan was sent to him, the child was born (2 Sam. 12:14), so that it was about nine months that David lay under the guilt of that sin, and, for aught that appears, unrepented of. What shall we think of David's state all this while? Can we imagine that his heart never smote him for it, or that he never lamented it in secret before God? I would... read more