2 Kings 12:20

12:20 His servants conspired against him and murdered Joash at Beth-Millo, on the road that goes down to Silla.

2 Kings 14:19-20

14:19 Conspirators plotted against him in Jerusalem, so he fled to Lachish. But they sent assassins after him and they killed him there. 14:20 His body was carried back by horses and he was buried in Jerusalem with his ancestors in the city of David.