The Hebrew calendar underwent a dramatic transformation throughout Israelite history. While some month names in Scripture date back to the time of Moses and the Exodus, others—like Tammuz and Sivan—bear pagan origins and were adopted during the Babylonian exile. This article traces the authentic biblical month names used during the Exodus and distinguishes them from the Babylonian imports that reshaped the Hebrew calendar after captivity.

Looking to observe the High Holy Days according to the Bible? This Hebrew Israelite calendar outlines all the commanded feast days from Passover to Tabernacles, based on Leviticus 23. Learn the dates, significance, and scriptures behind each holy day in 2025, and how to honor them in truth and spirit.