Month Abib Hebrew Calendar. The hebrew calendar was composed of 12 lunar months, each of which began when the thin crescent moon was first visible at sunset. The month of abib holds significant importance in the biblical calendar, marking the beginning of the hebrew year and the onset of the religious calendar.
The hebrew calendar was composed of 12 lunar months, each of which began when the thin crescent moon was first visible at sunset. Every month is either 29 or 30 days long, beginning (and ending) on a special day known as rosh chodesh (โthe head of the monthโ).