Forgiveness of Sin by Sacrifice
In the Old Testament, God established a system where sins could be forgiven through animal sacrifices.
The principle that blood atones (or covers) for sins, is stated in relation to eating blood:
Law of Moses
How the law of Moses points to Christ
The apostle Paul says that the law was a tutor to bring believers in Galatia to Christ:
The Levitical offerings - summary
Burnt Offering (Olah)
Tabernacle pictures - the court
Pictures from biblestudentdaily.com with permission
Tabernacle pictures - door screen
Pictures from biblestudentdaily.com with permission
Tabernacle pictures - the veil
Pictures from biblestudentdaily.com with permission