'Redeem' in the Bible

Naomi said to her daughter-in-law, “May he be blessed of the Lord who has not ceased His kindness to the living and to the dead.” Again Naomi said to her, “The man is one of our closest relatives, one who has the right to redeem us.”

Stay here tonight, and in the morning, if he wants to redeem you, that’s good. Let him redeem you. But if he doesn’t want to redeem you, as the Lord lives, I will. Now lie down until morning.”

And I thought to advertise thee, saying, Buy it before the inhabitants, and before the elders of my people. If thou wilt redeem it, redeem it: but if thou wilt not redeem it, then tell me, that I may know: for there is none to redeem it beside thee; and I am after thee. And he said, I will redeem it.

And the kinsman said, I cannot redeem it for myself, lest I mar mine own inheritance: redeem thou my right to thyself; for I cannot redeem it.

At this, Boaz addressed the elders and all of the people: "You all are witnesses today that I hereby redeem everything from Naomi that belonged to Elimelech, including what belonged to Chilion and Mahlon,