Chronicles II 18:1

1 And Josaphat had yet great wealth and glory, and he connected himself by marriage with the house of Achaab.

Chronicles II 18:1 Meaning and Commentary

2 Chronicles 18:1

Now Jehoshaphat had riches and honour in abundance
Still more and more, see ( 2 Chronicles 17:5 ) , and which moved Ahab to desire friendship and affinity with him, to which Jehoshaphat agreed:

and joined affinity with Ahab;
king of Israel, married his son Joram to Athaliah, a daughter of Ahab by Jezebel of Zidon; which marriage proved of bad consequence to Jehoshaphat and his family.

Chronicles II 18:1 In-Context

1 And Josaphat had yet great wealth and glory, and he connected himself by marriage with the house of Achaab.
2 And he went down after a term of years to Achaab to Samaria: and Achaab slew for him sheep and calves, in abundance, and for the people with him, and he much desired him to go up with him to Ramoth of the country of Galaad.
3 And Achaab king of Israel said to Josaphat king of Juda, Wilt thou go with me to Ramoth of the country of Galaad? And he said to him, As I , so also thou, as thy people, also my people with thee for the war.
4 And Josaphat said to the king of Israel, Seek, I pray thee, the Lord to-day.
5 And the king of Israel gathered the prophets, four hundred men, and said to them, Shall I go to Ramoth Galaad to battle, or shall I forbear? And they said, Go up, and God shall deliver into the hands of the king.

The Brenton translation of the Septuagint is in the public domain.