Contradiction with 2 Kings 16:2
This verse mentions Ahaz as king of Judah who did not do what was right in the eyes of the Lord, contrary to Jehoshaphat's positive reign in 2 Chronicles 17:1.
2 Kings 16:2: Twenty years old [was] Ahaz when he began to reign, and reigned sixteen years in Jerusalem, and did not [that which was] right in the sight of the LORD his God, like David his father.
Contradiction with 1 Kings 15:3
This verse discusses Abijam's heart not being fully devoted to the Lord, unlike Jehoshaphat described in 2 Chronicles 17:1.
1 Kings 15:3: And he walked in all the sins of his father, which he had done before him: and his heart was not perfect with the LORD his God, as the heart of David his father.
Contradiction with 2 Chronicles 29:2
Hezekiah did what was right, similar to Jehoshaphat, but under different circumstances with Assyria's threat, creating different historical narratives.
2 Chronicles 29:2: And he did [that which was] right in the sight of the LORD, according to all that David his father had done.
Contradiction with 1 Samuel 8:5
Israelites demand a king contrary to God's intent; in contrast, Jehoshaphat’s reign is highlighted positively in 2 Chronicles 17:1.
1 Samuel 8:5: And said unto him, Behold, thou art old, and thy sons walk not in thy ways: now make us a king to judge us like all the nations.
Contradiction with 2 Chronicles 12:1
Rehoboam forsakes the law of the Lord, opposing Jehoshaphat’s faithfulness in 2 Chronicles 17:1.
2 Chronicles 12:1: And it came to pass, when Rehoboam had established the kingdom, and had strengthened himself, he forsook the law of the LORD, and all Israel with him.
Contradiction with 1 Kings 12:28
Jeroboam establishes idol worship, contrary to Jehoshaphat’s purging of high places as found later in his reign narrative.
1 Kings 12:28: Whereupon the king took counsel, and made two calves [of] gold, and said unto them, It is too much for you to go up to Jerusalem: behold thy gods, O Israel, which brought thee up out of the land of Egypt.