You'll see all other mortal sinners, the ones who flout the honor owed to gods or guests, or loving parents--you'll see them get the justice they deserve. For Hades holds men mightily to a strict accounting down below the earth; he sees all things, inscribes them within the book of his remembering.
For the poison of hatred seated near the heart doubles the burden for the one who suffers the disease; he is burdened with his own sorrow, and groans on seeing another's happiness.