BACKGROUND NOTES ON THE BOOK OF LEVITICUS

Author
The text of Leviticus opens with "The LORD called to Moses and spoke to him from the Tent of Meeting," explicitly establishing divine authorship conveyed through Moses. Over 50 times in its 27 chapters, the text records that God communicated these laws directly to Moses to deliver to Israel. Both ancient Jewish tradition and the early Church attribute Leviticus to Moses as part of the Pentateuch, a view endorsed by Jesus (e.g., Matthew 8:4, Luke 5:14).
The title "Leviticus" comes from the Greek Septuagint translation, meaning "Pertaining to the Levites," because it outlines the priestly duties of Aaron and his sons, who were from the tribe of Levi.
 
Why was it written?
Now that God had redeemed Israel from Egypt (Exodus) and taken up His dwelling place in the newly built Tabernacle, a crucial problem arose: How can a holy, pure God live in the midst of an unholy, sinful people without destroying them?
Leviticus was written as a practical instruction manual for holiness. It instructed the priests and the nation on how to approach God through sacrificial atonement, how to maintain ceremonial purity, and how to live set-apart, righteous lives that reflected God's character to the surrounding heathen nations.
 
How and when was it written?
Leviticus covers a very short timeframe — approximately one month — during Israel's encampment at Mount Sinai, between the erection of the Tabernacle (Exodus 40:17) and the census taken prior to leaving Sinai (Numbers 1:1), roughly c. 1444 BC (or the 13th century BC under an alternate Exodus dating).
Moses recorded these laws directly as God delivered them from the Tabernacle. While modern critical scholars attempt to date Leviticus to late post-exilic times ("P" or Priestly source), its internal language, tabernacle-centered wilderness context, and archaic Egyptian loanwords strongly support its Mosaic origin at Sinai.
 
First audience and destination:
The immediate audience was the newly formed nation of Israel, specifically the priesthood (Aaron and the Levites) and the congregation gathered at the foot of Mount Sinai. Having spent four centuries in pagan Egypt, they urgently needed to unlearn Egyptian religious customs and learn God's standards for sacred worship and daily ethics.
 
Literary style:
Leviticus consists primarily of legal and ceremonial instructional literature framed within a historical narrative. It includes:
· Ritual & Liturgical Prescriptions : Detailed step-by-step instructions for sacrifices, ordination rituals, and festival observances.
· Civil & Ethical Law : Direct moral commands regulating sexual purity, social justice, neighborly love, and community health.
· Historical Narrative : Brief but dramatic historical accounts interspersed with law, such as the ordination of the priests and the tragic execution of Nadab and Abihu (Ch. 8–10).
 
Themes:
· The Holiness of God : God's absolute moral perfection, purity, and transcendence ("Be holy, for I, the LORD your God, am holy").
· Atonement by Blood : Sin carries a penalty of death; divine mercy allows an unblemished substitute to die in the sinner's place ("For the life of the flesh is in the blood... it is the blood that makes atonement for one's life").
· Clean vs. Unclean : Drawing clear boundaries between ritual purity and impurity, teaching Israel spiritual discernment through everyday physical realities.
· Sacred Time & Feasts : Structuring Israel's calendar around sabbaths and sacred assemblies to continuously remember God's redemption and provision.
 
Special features
· The Five Major Offerings : Burnt, Grain, Fellowship (Peace), Sin, and Guilt offerings (Ch. 1–7), each illustrating different dimensions of worship, consecration, and restitution.
· The Day of Atonement (Yom Kippur) : Found in Chapter 16, the spiritual centerpiece of the book, featuring the High Priest entering the Most Holy Place with blood and sending away the "scapegoat" bearing Israel's sins into the wilderness.
· The Holiness Code : Chapters 17–26, which emphasize that holiness is not just ritual, but impacts everyday ethics, sexuality, economics, and social justice (including "Love your neighbor as yourself," Lev 19:18).
· The Year of Jubilee : Chapter 25, prescribing a release of debts, freedom for slaves, and returning land to original families every 50th year.
· Types of Christ : Leviticus serves as the ultimate Old Testament handbook for understanding the work of Jesus, who is both our flawless High Priest (Hebrews 4:14) and the ultimate, once-for-all sacrificial Lamb (Hebrews 10:11-14).
 
General structure:
Leviticus is logically organized into two main parts: **How to Access God** through sacrifice (Chapters 1–16) and **How to Walk with God** in practical holiness (Chapters 17–27).
 

Part 1: The Way to God — Sacrifice and Priesthood (Chapters 1-16)
  · Chapters 1-7: The laws of the five major sacrifices
  · Chapters 8-10: Ordination of Aaron and his sons, and the sin of Nadab and Abihu
  · Chapters 11-15: Laws concerning clean and unclean foods, childbirth, skin diseases, and bodily discharges
  · Chapter 16: The Day of Atonement (*Yom Kippur*) — cleansing the sanctuary and nation
 
Part 2: The Walk with God — Practical Holiness and Worship (Chapters 17-27)
  · Chapters 17-22: The Holiness Code (laws on blood, morality, sexual purity, and priest conduct)
  · Chapters 23-25: Sacred calendars, feasting days, Sabbath years, and the Year of Jubilee
  · Chapter 26: The covenantal blessings for obedience and curses for disobedience
  · Chapter 27: Appendix on voluntary vows, valuations, and tithes