In times past, upon a simple and straightforward reading of the Gospel of Matthew or Paul's Epistle to the Romans, I would often be confounded at the use of Biblical Prophecy when the writers quoted the Old Testament. Of course, being a Gentile, my understanding of the Old Testament was outrageously deficient. I knew this much.
However, upon comprehending the ultimate intent of Messianic Prophecy as it will be fulfilled in the 2nd Advent of Christ, suddenly the apostolic use of Messianic Prophecy demonstrated in Matthew or Romans makes perfect sense. As follows, there are 6 Methods used by the Apostles to interpret or understand Messianic Prophecy; and, of those 6 Methods, the last is the most profoundly important to the current era of redemption, called, the Gentile Church Age.