Leviticus 23:16

until on the morrow of the seventh sabbath, ye count fifty days, - then shall ye bring near a new meal-offering unto Yahweh.

Acts 2:1

And, when the day of pentecost was filling up the number of days they were all together with one intent; -

Numbers 28:26

And on the day of firstfruits when ye bring near a new meal-offering unto Yahweh, in your weeks, a holy convocation shall there be unto you, no laborious work, shall ye do;

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