39
'On exactly the fifteenth day of the seventh month, awhen you have gathered in the crops of the land, you shall celebrate the feast of the Lord for seven days, with a rest on the first day and a rest on the eighth day.
a
Exodus 23:16
Exodus 23
16
"Also you shall observeathe Feast of the Harvest of the first fruits of your labors from what you sow in the field; also the Feast of the Ingathering at the end of the year bwhen you gather in the fruit of your labors from the field.