14. earnest--the first instalment paid as a pledge that the rest will follow (Ro 8:23; 2Co 1:22).
      until--rather, "Unto the redemption," &c.; joined thus, "ye were sealed (Eph 1:13) unto," that is, for the purpose of and against, the accomplishment of "the redemption," namely, not the redemption in its first stage, made by the blood of Christ, which secures our title, but, in its final completion, when the actual possession shall be ours, the full "redemption of the body" (Ro 8:23), as well as of the soul, from every infirmity (Eph 4:30). The deliverance of the creature (the body, and the whole visible creation) from the bondage of corruption, and from the usurping prince of this world, into the glorious liberty of the children of God (Ro 8:21-23; 2Pe 3:13).
      of the purchased possession--God's people purchased ("acquired," Greek) as His peculiar (Greek) possession by the blood of Christ (Ac 20:28). We value highly that which we pay a high price for; so God, His Church (Eph 5:25, 26; 1Pe 1:18; 2:9; "my special treasure," Mal 3:17, Margin).

JFB.