Leviticus is a Latin word derived from the Greek Leuītikos, meaning “levitical”, or “having to do with Levites”. The third book of the Old Testament is not the only place we find the Law of Moses laid out in detail for us: Exodus, Numbers and Deuteronomy preserve laws as well, but they are primarily historical books. Leviticus is unusual in that it contains almost nothing else but law after law after law.
There are three notable exceptions. We will definitely get to those.