While Jehu reigned in Israel in the North, Joash became king of Judah in the South.

2 Kgs. 11:4-20; 2 Chr. 23:1-21 Joash (Judah/South) 835-796 B.C.
2 Kgs. 12:1-19; 2 Chr. 24:1-16
2 Chr. 24:17-27
2 Kgs. 12:20-22

Jehoahaz succeeded his father, Jehu, as king of Israel in the North, while Joash was king of Judah in the South.

2 Kgs. 13:1-9 Jehoahaz (Israel/North) 814-798 B.C.