Tradition
St. Augustine
Reply to Faustus the Manichaean
Chapter 19
Faustus is willing to admit that Christ may have said that He came not to destroy the law and the prophets, but to fulfill them; but if He did, it was to pacify the Jews and in a modified sense. Augustine replies, and still further elaborates the Catholic view of prophecy and its fulfillment.
Source: Reply to Faustus the Manichaean (New Advent)