1 Kings 22:44
But, Jehoshaphat made peace with the king of Israel.
1 Kings 22:2
It happened in the third year, Jehoshaphat king of Judah went down to the king of Israel,
2 Kings 8:18
He walked in the way of the kings of Israel as the house of Ahab had done, for the daughter of Ahab became his wife, and he did evil in the eyes of Yahweh.
2 Chronicles 19:2
And Jehu son of Hanani the seer went out to meet him. And he said to King Jehoshaphat, "Should you [be] a help to the wicked and love those who hate Yahweh? On account of this, wrath [has come] against you from Yahweh.
2 Chronicles 21:6
And he walked in the way of the kings of Israel as the house of Ahab had done, for the daughter of Ahab was his wife. And he did evil in the sight of Yahweh.
2 Corinthians 6:14
Do not become unevenly yoked with unbelievers, for what participation [is there between] righteousness and lawlessness? Or what fellowship [does] light [have] with darkness?