All six were born in Hebron during the seven and a half years that David ruled there. In Jerusalem he ruled as king for thirty-three years,

David was thirty years old when he became king, and he ruled for forty years.

He ruled in Hebron over Judah for seven and a half years, and in Jerusalem over all Israel and Judah for thirty-three years.

He had been king of Israel for forty years, ruling seven years in Hebron and thirty-three years in Jerusalem.