Leviticus 23:16

You must count fifty days -- until the day after the seventh Sabbath -- and then you must present a new grain offering to the Lord.

Acts 2:1

Now when the day of Pentecost had come, they were all together in one place.

Numbers 28:26

"'Also, on the day of the first fruits, when you bring a new grain offering to the Lord during your Feast of Weeks, you are to have a holy assembly. You must do no ordinary work.

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