Redeemer. The English word redemption means repurchase or buy back, and in the Old Testament referred to the ransom of slaves.
   The concept of the redeemer is used in the Book of Ruth to refer to the kinsman-redeemer, and in the Book of Isaiah to refer to God, the Redeemer of Israel. In Job 19:25, Job makes the statement, I know that my Redeemer liveth.
   This has been used in Christian hymnody, such as Charles Wesley's I Know That My Redeemer Lives, and the first words to the song Antioch 277 in the shape note song book The Sacred Harp are I know that my Redeemer lives, Glory Hallelujah!. It also appears as an aria, I know that my Redeemer liveth, in Handel's Messiah.
   In the New Testament the redemption word group is used to refer both to deliverance from sin and to freedom from captivity. In Christian theology, Jesus is sometimes referred to as a Redeemer.
   This refers to the salvation he is believed to have accomplished, and is based on the metaphor of redemption, or buying back. Although the Gospels do not use the title Redeemer, the word redemption is used in several of Paul's letters. Leon Morris says that Paul uses the concept of redemption primarily to speak of the saving significance of the death of Christ. Many Christian churches are named Redeemer, such as Redeemer Presbyterian Church and the Lutheran Church of the Redeemer, Jerusalem. Other institutions which carry the name are t
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