7 David occupied the fortress, so it was named the City of David after him.
1 Chronicles 11:7 Cross References - ISV
2 Samuel 5:7
7 Even so, David captured the stronghold of Zion, which is now known as the City of David.
1 Chronicles 11:5
5 The inhabitants of Jebus told David, “You’re not coming in here!” Nevertheless, David captured the fortress of Zion, now known as the City of David.
Psalms 2:6
6 “I have set my king on Zion, my holy mountain.”