King James Version (KJV)
For the life of a creature is in the blood, and I have given it to you to make atonement for yourselves on the altar; it is the blood that makes atonement for one's life
Modern English
For the life of the flesh is in the blood; and I have given it to you on the altar to make atonement for your souls: for it is the blood that makes atonement by reason of the life.