2 Chronicles 24:16

24:16 He was buried in the City of David with the kings, because he had accomplished good in Israel and for God and his temple.

2 Chronicles 24:25

24:25 When they withdrew, they left Joash badly wounded. His servants plotted against him because of what he had done to the son of Jehoiada the priest. They murdered him on his bed. Thus he died and was buried in the City of David, but not in the tombs of the kings.