Leviticus 23:8 BBE

⁶  And on the fifteenth day of the same month is the feast of unleavened bread; for seven days let your food be unleavened bread.

⁷  On the first day you will have a holy meeting; you may do no sort of field-work.

⁸  And every day for seven days you will give a burned offering to the Lord; and on the seventh day there will be a holy meeting; you may do no field-work.

⁹  And the Lord said to Moses,

¹⁰  Say to the children of Israel, When you have come to the land which I will give you, and have got in the grain from its fields, take some of the first-fruits of the grain to the priest;