the seventh

2 Kings 9:27
When King Ahaziah of Judah saw this, he fled up the road toward Beth-haggan. And Jehu pursued him, shouting, "Shoot him too!" So they shot Ahaziah in his chariot on the Ascent of Gur, near Ibleam, and he fled to Megiddo and died there.

2 Kings 11:1, 3, 4, 21
When Athaliah the mother of Ahaziah saw that her son was dead, she proceeded to annihilate all the royal heirs. . . .

2 Chronicles 24:1
Joash was seven years old when he became king, and he reigned in Jerusalem forty years. His mother's name was Zibiah; she was from Beersheba.

Jehoash

2 Kings 11:2
But Jehosheba daughter of King Joram, the sister of Ahaziah, took Joash son of Ahaziah and stole him away from among the sons of the king who were being murdered. She put him and his nurse in a bedroom to hide him from Athaliah, and he was not killed.

1 Chronicles 3:11
Joram his son, Ahaziah his son, Joash his son,

Joash