Reference

Hebrew Calendar & Feasts

The Hebrew calendar is lunar-solar — months track the moon, but intercalary months are added to keep the feasts aligned with the agricultural seasons. Understanding the feasts is essential for the New Testament: every major event from the Last Supper to Pentecost is set against a feast backdrop that shapes its meaning entirely.

The religious year begins in spring (Nisan, month 1). The civil year begins in fall (Tishri, month 7). Both reckonings appear in Scripture.

Spring feasts (Nisan/Sivan)
Summer feast (Sivan)
Fall feasts (Tishri — the holy month)
Post-Levitical feasts

The Seven Feasts of Leviticus 23

Leviticus 23 establishes seven annual feasts as "appointed times" (Hebrew: mo'adim — literally "rehearsals"). The New Testament does not present these as abolished but as fulfilled: each feast foreshadows an event in the life, death, and second coming of Jesus.

The Agricultural Year

The feasts are timed to the agricultural seasons — they are harvest festivals as much as religious observances. The timing of Passover, Pentecost, and Tabernacles tracks the barley harvest, wheat harvest, and fruit harvest respectively.

Sabbatical Year & Jubilee

The seven-day week pattern is extended to years. Every seventh year is a sabbatical year (Shemita). Every 50th year — seven sabbatical cycles plus one — is the Jubilee, the most radical economic reset in ancient legal codes.

Every 7th year
Sabbatical Year (Shemita)

The land lies fallow — no plowing, sowing, or commercial harvest (Leviticus 25:1–7). Debts between Israelites are released (Deuteronomy 15:1). Hebrew slaves are freed (Exodus 21:2). The Torah is read publicly at the Feast of Tabernacles in the sabbatical year (Deuteronomy 31:10–13). Evidence from the Dead Sea Scrolls and Josephus allows scholars to calculate the sabbatical year cycle with confidence back to the 2nd century BC.

Nehemiah 10:31 — post-exile community explicitly commits to observing the sabbatical year and debt release as part of covenant renewal.
Dead Sea Scrolls: The Temple Scroll (11QT) from Qumran is our most complete extra-biblical source on sabbatical year law in the Second Temple period. Josephus also records specific sabbatical years, allowing modern scholars to calculate the cycle. — Temple Scroll (11QT) ↗
Every 50th year (7×7+1)
The Year of Jubilee

Proclaimed on Yom Kippur with the shofar: all land returns to its original tribal/family owner; all Israelite slaves are freed; all debts cancelled (Leviticus 25:8–17). The economic logic is that the land ultimately belongs to God, not to its human holders — Israelites are "tenants and sojourners" with God (v.23). Whether Jubilee was ever actually observed is debated; there is no confirmed historical record of a Jubilee proclamation.

Luke 4:18–19 — Jesus reads Isaiah 61 in the Nazareth synagogue: "to proclaim the year of the Lord's favor." Isaiah 61 is saturated with Jubilee language — release, freedom, restoration of inheritance. Jesus is announcing that he is the fulfillment of what Jubilee pointed toward.