An outsider, a Moabitess, who as a widow married into the tribe of Judah at Bethlehem, and so is an honorary insider. Her son was the grandfather of David, and therefore Ruth appears in the genealogy of Jesus (Matt. 1: 5).
Citation for Ruth
Citation styles are based on the Chicago Manual of Style, 15th Ed., and the MLA Style Manual, 2nd Ed..
MLA
"Ruth." In A Dictionary of the Bible. Ed. W. R. F. Browning. Oxford Biblical Studies Online. May 23, 2013. <http://www.oxfordbiblicalcstudies.com/article/opr/t94/e1646>.
Chicago
"Ruth." In A Dictionary of the Bible. , edited by W. R. F. Browning. Oxford Biblical Studies Online, http://www.oxfordbiblicalcstudies.com/article/opr/t94/e1646 (accessed May 23, 2013).