Commentaries
29:1-5 David waited with a secret hope that the Lord would help him out of his difficulty. But he seems to have been influenced too much by the fear of man, in consenting to attend Achish. It is hard to come near to the brink of sin, and not to fall in. God inclined the princes of the Philistines to oppose David's being employed in the battle. Thus their dislike befriended him, when no friend could do him such a kindness.
3. these days, or these years—He had now been with the Philistines a full year and four months (1Sa 27:7), and also some years before. It has been thought that David kept up a private correspondence with this Philistine prince, either on account of his native generosity, or in the anticipation that an asylum in his territories would sooner or later be needed.