'Redeemer' in the Bible

And he saith, 'Who art thou?' and she saith, 'I am Ruth thy handmaid, and thou hast spread thy skirt over thy handmaid, for thou art a redeemer.'

And now, surely, true, that I am a redeemer, but also there is a redeemer nearer than I.

And Boaz hath gone up to the gate, and sitteth there, and lo, the redeemer is passing by of whom Boaz had spoken, and he saith, 'Turn aside, sit down here, such a one, such a one;' and he turneth aside and sitteth down.

And he saith to the redeemer, 'A portion of the field which is to our brother, to Elimelech, hath Naomi sold, who hath come back from the fields of Moab;

And the redeemer saith, 'I am not able to redeem it for myself, lest I destroy mine inheritance; redeem for thyself -- thou -- my right of redemption, for I am not able to redeem.'

And the redeemer saith to Boaz, 'Buy it for thyself,' and draweth off his sandal.

And the women say unto Naomi, 'Blessed is Jehovah who hath not let a redeemer cease to thee to-day, and his name is proclaimed in Israel,