Commentaries
15:1-24 Wise and good men may be guilty of oversights, which they will correct, as soon as they are aware of them. David does not try to justify what had been done amiss, nor to lay the blame on others; but he owns himself guilty, with others, of not seeking God in due order
12. sanctify yourselves—This special sanctification, which was required on all grave and important occasions, consisted in observing the strictest abstinence, as well as cleanliness, both in person and dress (see on [380]Ge 35:2; Ex 19:10, 15); and in the neglect of these rules no step could have been taken (2Ch 30:3).