New Covenant
The New Covenant (Hebrew ; Koine Greek diathḗkē kainḗ ) is a biblical interpretation which was originally derived from a phrase which is contained in the Book of Jeremiah (Jeremiah 31:31–34), in the Hebrew Bible (or the Old Testament of the Christian Bible). Generally, Christians believe that the promised New Covenant was instituted at the Last Supper as part of the Eucharist, which, in the Gospel of John, includes the New Commandment. Based on the biblical passage which reads that, "For where a testament is, there must also of necessity be the death of the testator. For a testament is of force after men are dead: otherwise it is of no strength at all while the testator liveth", Protestants tend to believe that the New Covenant only came into force with the death of Jesus Christ. The commentary to the Roman Catholic New American Bible also affirms that Christ is the "testator whose death puts his will into effect". Thus, Christians believe that Jesus is the mediator of the New Covenant, and they also believe that the blood of Christ, which was shed during his crucifixion, is the only blood sacrifice which is required by the covenant. There are several