2 Kings 12:1

In the seventh year of Jehu, Jehoash became king. He reigned in Jerusalem forty years, and the name of his mother [was] Zibiah from Beersheba.

2 Kings 9:27

When Ahaziah king of Judah saw, he fled the way of Beth-Haggen. Jehu pursued after him and said, "Shoot him also, in the chariot." [They shot him] at the ascent of Gur which [is] in Ibleam, and he fled [to] Megiddo, but he died there.

2 Kings 11:1-4

Now Athaliah the mother of Ahaziah saw that her son was dead, so she prepared to destroy all of the offspring of the royal family.

2 Kings 11:21

Jehoash [was] {seven years old} when he began to reign.

1 Chronicles 3:11

Joram [was] his son, Ahaziah [was] his son, Joash [was] his son,

2 Chronicles 24:1-14

Joash [was] seven years old when he became king, and he reigned forty years in Jerusalem. And the name of his mother [was] Zibiah from Beersheba.

Treasury of Scripture Knowledge

Summary

In the seventh year of Jehu Jehoash began to reign; and forty years reigned he in Jerusalem. And his mother's name was Zibiah of Beersheba.

Bible References

The seventh

2 Kings 9:27
When Ahaziah king of Judah saw, he fled the way of Beth-Haggen. Jehu pursued after him and said, "Shoot him also, in the chariot." [They shot him] at the ascent of Gur which [is] in Ibleam, and he fled [to] Megiddo, but he died there.
2 Kings 11:1
Now Athaliah the mother of Ahaziah saw that her son was dead, so she prepared to destroy all of the offspring of the royal family.
2 Chronicles 24:1
Joash [was] seven years old when he became king, and he reigned forty years in Jerusalem. And the name of his mother [was] Zibiah from Beersheba.