God is said to be able to accomplish what is promised (Isa. 55: 10 f.); all that is promised in the OT is according to Paul fulfilled in Christ (2 Cor. 1: 20).
Citation for promise
Citation styles are based on the Chicago Manual of Style, 15th Ed., and the MLA Style Manual, 2nd Ed..
MLA
"promise." In A Dictionary of the Bible. Ed. W. R. F. Browning. Oxford Biblical Studies Online. May 19, 2013. <http://www.oxfordbiblicalcstudies.com/article/opr/t94/e1534>.
Chicago
"promise." In A Dictionary of the Bible. , edited by W. R. F. Browning. Oxford Biblical Studies Online, http://www.oxfordbiblicalcstudies.com/article/opr/t94/e1534 (accessed May 19, 2013).