Where in the Old Testament is redemption mentioned early on?

Redemption is mentioned early in the Old Testament in Job 19:25, where Job declares, “For I know that my Redeemer liveth.” The context identifies this as one of the earlier uses of the word redemption in the Old Testament, and Job understood it. It means to lose control of something and then pay the price to buy it back.

Les teaches that after explaining how the human race was lost and separated from God, he takes us back to the Old Testament. He points to Job 19:25 as one of the earlier uses of the word redemption in the Old Testament. There Job writes, “For I know that my Redeemer liveth,” and Les emphasizes that Job understood it. Les then defines the word redeem: it means to lose control of something and then pay the price to buy it back. That, he says, is redemption.

Job 19:25

For I know that my redeemer liveth, and that he shall stand at the latter day upon the earth:

Where is one of the earliest uses of the word redemption in the Old Testament?

The book of Job contains one of the earliest uses of redemption in the Old Testament. Specifically, Job 19:25 records Job's declaration, 'For I know that my Redeemer liveth.' The context notes this is an earlier use, showing Job understood redemption.