Matthew Henry on 2 Samuel 13:1-20
We have here a particular account of the abominable wickedness of Amnon in ravishing his sister, a subject not fit to be enlarged upon nor indeed to be mentioned without blushing, that ever any man should be so vile, especially that a son of David should be so. Amnon's character, we have reason to think, was bad in other things; if he had not forsaken God, he would never have been given up to these vile affections. Godly parents have often been afflicted with wicked children; grace does not run in the blood, but corruption does. We do not find that David's children imitated him in his devotion; but his false steps they trod in, and in those did much worse, and repented not. Parents know not…
Read the whole note in the consoleJamieson-Fausset-Brown on 2 Samuel 13:4
my brother Absalom's sister--In Eastern countries, where polygamy prevails, the girls are considered to be under the special care and protection of their uterine brother, who is the guardian of their interests and their honor, even more than their father himself (see on Gen. 34:6-25).
Adam Clarke on 2 Samuel 13:3
Jonadab was a very subtle man - And most diabolic advice did he give to his cousin. We talk of the simplicity and excellence of primitive times! "Say not thou what is the cause that the former days were better than these." Take them altogether, we may thank God that they are past, and pray him that they may never return.
John Gill on 2 Samuel 13:4
And he said unto him, why art thou, being the king's son,
lean from day today?.... Or "morning by morning", (w); he was the king's eldest son, heir to the crown, fed at his table, had everything to make him gay and cheerful, and yet pined away; his flesh wasted (x), his countenance waxed wan and pale, and especially in the mornings; in the daytime he met with diversions which, in some measure, took off his thoughts from the object his mind was impressed with, but in the night season they were continually employed about it; so that he could have no rest and sleep, which made him look ruefully in the morning; and this man had a suspicion of his case, and therefore put this and the following q…