2 Samuel 5:5

In Hebron he reigned over Judah seven years and six months: and in Jerusalem he reigned thirty and three years over all Israel and Judah.

2 Samuel 2:11

And the time that David was king in Hebron over the house of Judah was seven years and six months.

1 Chronicles 3:4

These six were born unto him in Hebron; and there he reigned seven years and six months: and in Jerusalem he reigned thirty and three years.

1 Kings 2:11

And the days that David reigned over Israel were forty years: seven years reigned he in Hebron, and thirty and three years reigned he in Jerusalem.

Treasury of Scripture Knowledge

Summary

In Hebron he reigned over Judah seven years and six months: and in Jerusalem he reigned thirty and three years over all Israel and Judah.

Bible References

Seven years

2 Samuel 2:11
And the time that David was king in Hebron over the house of Judah was seven years and six months.
1 Kings 2:11
And the days that David reigned over Israel were forty years: seven years reigned he in Hebron, and thirty and three years reigned he in Jerusalem.
1 Chronicles 3:4
These six were born unto him in Hebron; and there he reigned seven years and six months: and in Jerusalem he reigned thirty and three years.

King James Version Public Domain