Jebus. At that time still occupied by Canaanites. See Joshua 10:1; Joshua 15:63.
Related Commentaries of Judges 19:10
Judges 19:10
10 But the man would not tarry that night, but he rose up and departed, and came over againstf Jebus, which is Jerusalem; and there were with him two asses saddled, his concubine also was with him.