New Revised Standard Version
The time that David was king in Hebron over the house of Judah was seven years and six months.

Contemporary English Version
and he ruled from Hebron for seven and a half years.

New American Bible
In all, David was king in Hebron over the house of Judah seven years and six months.

Douay-Rheims Bible
And the number of the days that David abode, reigning in Hebron over the house of Juda, was seven years and six months.

And the number of the days that David abode, reigning in Hebron over the house of Juda, was seven years and six months.

time [heb] number of days

2 Samuel 5:4,5 David was thirty years old when he began to reign, and he reigned forty years. . . .

1 Kings 2:11 And the days that David reigned in Israel, were forty years: in Hebron he reigned seven years, in Jerusalem thirty-three.

1 Chronicles 3:4 So six sons were born to him in Hebron, where he reigned seven years and six months. And in Jerusalem he reigned three and thirty years.

1 Chronicles 29:27 And the days that he reigned over Israel, were forty years: in Hebron he reigned seven years, and in Jerusalem three and thirty years.