2 Chronicles 20:35 KJV
And after this did Jehoshaphat king of Judah join himself with Ahaziah king of Israel, who did very wickedly:
2 Chronicles 20:35, King James Version
In context
34 Now the rest of the acts of Jehoshaphat, first and last, behold, they are written in the book of Jehu the son of Hanani, who is mentioned in the book of the kings of Israel.
35 And after this did Jehoshaphat king of Judah join himself with Ahaziah king of Israel, who did very wickedly:
36 And he joined himself with him to make ships to go to Tarshish: and they made the ships in Ezion–geber.