Exodus 23:15-16

15 aYou shall keep the Feast of Unleavened Bread. As I commanded you, you shall eat unleavened bread for seven days at the appointed time in the month of bAbib, for in it you came out of Egypt. cNone shall appear before me empty-handed. 16You shall keep dthe Feast of Harvest, of the firstfruits of your labor, of what you sow in the field. You shall keep the eFeast of Ingathering at the end of the year, when you gather in from the field the fruit of your labor.
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