2 Samuel 2:11
And the time when David was king in Hebron over the people of Judah was seven years and six months.
1 Kings 2:11
David was king over Israel for forty years: for seven years he was king in Hebron and for thirty-three years in Jerusalem.
2 Samuel 5:4-5
David was thirty years old when he became king, and he was king for forty years,
1 Chronicles 3:4
He had six sons in Hebron; he was ruling there for seven years and six months, and in Jerusalem for thirty-three years.
1 Chronicles 29:27
For forty years he was ruling as king over Israel, seven years in Hebron and thirty-three years in Jerusalem.