2 Samuel 5:7,9
Nevertheless David took the strong hold of Zion: the same is the city of David.
Nave's Topical Index—AKJV

2 Samuel 6:12,16
And it was told king David, saying, The LORD has blessed the house of Obededom, and all that pertains to him, because of the ark of God. So David went and brought up the ark of God from the house of Obededom into the city of David with gladness.
Nave's Topical Index—AKJV

1 Kings 8:1
Then Solomon assembled the elders of Israel, and all the heads of the tribes, the chief of the fathers of the children of Israel, to king Solomon in Jerusalem, that they might bring up the ark of the covenant of the LORD out of the city of David, which is Zion.
Nave's Topical Index—AKJV

1 Chronicles 11:5,7
And the inhabitants of Jebus said to David, You shall not come here. Nevertheless David took the castle of Zion, which is the city of David.
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1 Chronicles 15:1,29
And David made him houses in the city of David, and prepared a place for the ark of God, and pitched for it a tent.
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2 Chronicles 5:2
Then Solomon assembled the elders of Israel, and all the heads of the tribes, the chief of the fathers of the children of Israel, to Jerusalem, to bring up the ark of the covenant of the LORD out of the city of David, which is Zion.
Nave's Topical Index—AKJV