Cross reference
Mark 8:37
37 For what should a man give in exchange for his life?
Psalms 49:7-8
7 None `of them' can by any means redeem his brother, Nor give to God a ransom for him;
8 (For the redemption of their life is costly, And it faileth for ever;)
1 Peter 1:18-19
18 knowing that ye were redeemed, not with corruptible things, with silver or gold, from your vain manner of life handed down from your fathers;
19 but with precious blood, as of a lamb without spot, `even the blood' of Christ: