Quoted to argue that after the resurrection Jesus said his suffering and rising were written in the Law, Prophets, and Psalms, so the crucifixion/resurrection fulfilled prior prophecy.
Scripture spotlight
Luke 24:44-47
bible
44 He said to them, "This is what I told you, while I was still with you, that all things which are written in the law of Moses, the prophets, and the psalms, concerning me must be fulfilled." 45 Then he opened their minds, that they might understand the Scriptures. 46 He said to them, "Thus it is written, and thus it was necessary for the Christ to suffer and to rise from the dead the third day, 47 and that repentance and remission of sins should be preached in his name to all the nations, beginning at Jerusalem.
Used after the resurrection to argue that the Scriptures foretold the Christ suffering, rising, and bringing forgiveness of sins proclaimed in his name.
Cited because Jesus says Moses, the Prophets, and the Psalms all foretold his suffering, resurrection, and the preaching of forgiveness in his name.
Quoted to argue that Christ's suffering, resurrection, and the proclamation of repentance and forgiveness extend to all nations, not Israel alone.
Quoted as Jesus' own summary that the Law, Prophets, and Psalms foretold his suffering, resurrection, and the preaching of forgiveness, to show continuity between Old Testament prophecy and Gospel fulfillment.