event · Old Testament
The first recorded worship, and the first blood shed by human hands.
grows out of · covering by death
The first covering of human shame costs an animal its life, and the first act of worship after Eden brings an animal offering. From the start, dealing with guilt involves a death that the guilty party does not die.
points forward to · the accepted offering
Abel's accepted offering is individual; Passover makes the same logic national. A life is given, and the one who brings it is spared.