Leviticus 23:10-12

10Speak to the people of Israel and say to them, aWhen you come into the land that I give you and reap its harvest, you shall bring the sheaf of bthe firstfruits of your harvest to the priest, 11and he shall cwave the sheaf before the Lord, so that you may be accepted. On the day after the Sabbath the priest shall wave it. 12And on the day when you dwave the sheaf, you shall offer a emale lamb a year old without blemish as a burnt offering to the Lord.
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