that a new organism, the church, had been formed and that its program would have to be completed before the Day of the Lord would come. “This Is That.” The Joel passage is directly appropriated by Peter and cited as a fulfillment of prophecy by the phrase “this is that.” New Testament speakers regularly use this promise-fulfillment construct to express fulfillment, as, for example, Peter’s “this is the stone” (Acts 4:11; quoting Ps. 118:22) and Stephen’s “this is that Moses” and “this is he, that
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