2 Chronicles 21:5-7 NIV

5 Jehoram was thirty-two years old when he became king, and he reigned in Jerusalem eight years.
6 He walked in the ways of the kings of Israel,1 as the house of Ahab had done, for he married a daughter of Ahab.2 He did evil in the eyes of the LORD.

References for 2 Chronicles 21:6

7 Nevertheless, because of the covenant the LORD had made with David,3 the LORD was not willing to destroy the house of David.4 He had promised to maintain a lamp5 for him and his descendants forever.

References for 2 Chronicles 21:7