Neither a ram, a lamb, or a man: If there is no sacrifice, there will be nothing for the parasites to eat at dinner

And the priest shall make an atonement for him with the ram of the trespass offering before the LORD for his sin which he hath done: and the sin which he hath done shall be forgiven him. -- Leviticus 19:22

And he shall bring his trespass offering unto the LORD for his sin which he hath sinned, a female from the flock, a lamb or a kid of the goats, for a sin offering; and the priest shall make an atonement for him concerning his sin. And if he be not able to bring a lamb, then he shall bring for his trespass, which he hath committed, two turtledoves, or two young pigeons, unto the LORD; one for a sin offering, and the other for a burnt offering. -- Leviticus 5:6f.

The next day John seeth Jesus coming unto him, and saith, Behold the Lamb of God, which taketh away the sin of the world. -- John 1:29

But this man, after he had offered one sacrifice for sins for ever, sat down on the right hand of God; -- Hebrews 10:12

Deliver me from bloodguiltiness, O God, thou God of my salvation: and my tongue shall sing aloud of thy righteousness. O Lord, open thou my lips; and my mouth shall shew forth thy praise. For thou desirest not sacrifice; else would I give it: thou delightest not in burnt offering. The sacrifices of God are a broken spirit: a broken and a contrite heart, O God, thou wilt not despise. -- Psalm 51:14ff.

For I desired mercy, and not sacrifice; and the knowledge of God more than burnt offerings. -- Hosea 6:6

But go ye and learn what that meaneth, I will have mercy, and not sacrifice: for I am not come to call the righteous, but sinners to repentance. -- Matthew 9:13

But if ye had known what this meaneth, I will have mercy, and not sacrifice, ye would not have condemned the guiltless. -- Matthew 12:7