Capital of Edom and later of the Nabataean Kingdom, SE of the Dead Sea, in modern Jordan, probably the Sela of OT (e.g. 2 Kgs. 14: 7). Petra has impressive ornamental monuments, including a temple, carved out of the sandstone.
Citation for Petra
Citation styles are based on the Chicago Manual of Style, 15th Ed., and the MLA Style Manual, 2nd Ed..
MLA
"Petra." In A Dictionary of the Bible. Ed. W. R. F. Browning. Oxford Biblical Studies Online. Jun 19, 2013. <http://www.oxfordbiblicalcstudies.com/article/opr/t94/e1460>.
Chicago
"Petra." In A Dictionary of the Bible. , edited by W. R. F. Browning. Oxford Biblical Studies Online, http://www.oxfordbiblicalcstudies.com/article/opr/t94/e1460 (accessed Jun 19, 2013).