The hold - Not the same place which is so named in 2Sa 5:7, 2 Samuel 5:9, but probably the cave (or hold) of Adullam 2 Samuel 23:13. The invasion most probably took place before David had completed his buildings in the city of David; and is probably referred to in 2 Samuel 23:8-17.
Related Commentaries of 2 Samuel 5:17
2 Samuel 5:17
17 But when the Philistines heard that they had anointed David king over Israel, all the Philistines came up to seek David; and David heard of it, and went down to the hold.