Leviticus 23:16

even to the next day after the seventh Sabbath you shall number fifty days; and you shall offer a new meal offering to Yahweh.

Acts 2:1

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

Numbers 28:26

"'Also in the day of the first fruits, when you offer a new meal offering to Yahweh in your [feast of] weeks, you shall have a holy convocation; you shall do no servile work;

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