John Gills Exposition of the Bible Commentary - 2 Chronicles 17:2
And he placed forces in all the fenced cities of Judah ,.... A considerable number of soldiers, to defend them should they be attacked: and set garrisons in the land of Judah : on the frontiers and borders of it, to protect it: and in the cities of Ephraim ; soldiers to keep garrison there: which Asa his father had taken ; see 2 Chronicles 15:8 . read more
Matthew Henry's Complete Commentary - 2 Chronicles 17:1-9
Here we find concerning Jehoshaphat, I. What a wise man he was. As soon as he came to the crown he strengthened himself against Israel, 2 Chron. 17:1. Ahab, an active warlike prince, had now been three years upon the throne of Israel, the vigour of his beginning falling in with the decay of Asa's conclusion. It is probable that the kingdom of Israel had, of late, got ground of the kingdom of Judah and began to grow formidable to it; so that the first thing Jehoshaphat had to do was to make his... read more