Reference

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.
3

So all the elders of Israel came to the king to Hebron; and king David made a league with them in Hebron before the Lord: and they anointed David king over Israel.

4

David was thirty years old when he began to reign, and he reigned forty years.

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.

6

And the king and his men went to Jerusalem unto the Jebusites, the inhabitants of the land: which spake unto David, saying, Except thou take away the blind and the lame, thou shalt not come in hither: thinking, David cannot come in hither.

7

Nevertheless David took the strong hold of Zion: the same is the city of David.