Used as parts of city walls, or separate, as EDAR, LEBANON, etc., to defend wells, flocks, or commerce (2 Chronicles 26:10; 2 Chronicles 27:4; Genesis 35:21; Micah 4:8). Also attached to vineyards, as lodges for the keepers, wherein they could watch against the depredations of man or beast (Isaiah 5:2; Matthew 21:33; Mark 12:1).