All the Israelite tribes came to David at Hebron and said, "Listen: We are your very own flesh and bone.
References for 2 Samuel 5:1
In the past, when Saul ruled over us, you were the one who led Israel out to war and back. What's more, the LORD told you, You will shepherd my people Israel, and you will be Israel's leader.
So all the Israelite elders came to the king at Hebron. King David made a covenant with them at Hebron before the LORD, and they anointed David king over Israel.
David was 30 years old when he became king, and he ruled for forty years.
He ruled over Judah for seven and a half years in Hebron. He ruled thirty-three years over all Israel and Judah in Jerusalem.