1 Chronicles 11:5-7

Young's Literal Translation

⁵ And the inhabitants of Jebus say to David, `Thou dost not come in hither;' and David captureth the fortress of Zion -- it [is] the city of David.

⁶ And David saith, `Whoever smiteth the Jebusite first doth become head and prince;' and go up first doth Joab son of Zeruiah and becometh head.

⁷ And David dwelleth in the fortress, therefore they have called it, `City of David;'