Strengthened himself against Israel] Jehoshaphat came to the throne in the fourth year of Ahab, and it is probable that some interval elapsed before he made peace with him, as recorded in 1 Kings 22:44.
Related Commentaries of 2 Chronicles 17:1
2 Chronicles 17:1
1 And Jehoshaphat his son reigned in his stead, and strengthened himself against Israel.