The Nuttall Encyclopedia
That one of the four hills on which Jerusalem is built, on the SW. of the city, and the site of the palace of King David and his successors.
Wood, James, ed. Entry for 'Zion'. The Nuttall Encyclopedia. https://www.studylight.org/encyclopedias/eng/nut/z/zion.html. Frederick Warne & Co Ltd. London. 1900.