2 Chronicles 21:7 in the King James Version
Howbeit the LORD would not destroy the house of David, because of the covenant that he had made with David, and as he promised to give a light to him and to his sons for ever.
Context
6 He walked in the way of the kings of Israel, as did Ahab’s house, for he had Ahab’s daughter as his wife. He did that which was evil in the LORD’s sight.
7 However the LORD would not destroy David’s house, because of the covenant that he had made with David, and as he promised to give a lamp to him and to his children always.
8 In his days Edom revolted from under the hand of Judah, and made a king over themselves.