Exodus 34:22

You shall celebrate the Feast of Weeks, that is, the first fruits of the wheat harvest, and the Feast of Ingathering at the turn of the year.

Exodus 23:16

Also you shall observe the Feast of the Harvest of the first fruits of your labors from what you sow in the field; also the Feast of the Ingathering at the end of the year when you gather in the fruit of your labors from the field.

Numbers 28:16-31

Then on the fourteenth day of the first month shall be the Lord’s Passover.

Numbers 29:12-39

‘Then on the fifteenth day of the seventh month you shall have a holy convocation; you shall do no laborious work, and you shall observe a feast to the Lord for seven days.

Deuteronomy 16:10-15

Then you shall celebrate the Feast of Weeks to the Lord your God with a tribute of a freewill offering of your hand, which you shall give just as the Lord your God blesses you;

John 7:2

Now the feast of the Jews, the Feast of Booths, was near.

Acts 2:1

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

Treasury of Scripture Knowledge

Summary

And thou shalt observe the feast of weeks, of the firstfruits of wheat harvest, and the feast of ingathering at the year's end.

Bible References

Feast of weeks

Exodus 23:16
Also you shall observe the Feast of the Harvest of the first fruits of your labors from what you sow in the field; also the Feast of the Ingathering at the end of the year when you gather in the fruit of your labors from the field.
Numbers 28:16
Then on the fourteenth day of the first month shall be the Lord’s Passover.
Numbers 29:12
‘Then on the fifteenth day of the seventh month you shall have a holy convocation; you shall do no laborious work, and you shall observe a feast to the Lord for seven days.
Deuteronomy 16:10
Then you shall celebrate the Feast of Weeks to the Lord your God with a tribute of a freewill offering of your hand, which you shall give just as the Lord your God blesses you;
John 7:2
Now the feast of the Jews, the Feast of Booths, was near.
Acts 2:1
When the day of Pentecost had come, they were all together in one place.

General references

Exodus 23:14
Three times a year you shall celebrate a feast to Me.
Leviticus 23:15
You shall also count for yourselves from the day after the sabbath, from the day when you brought in the sheaf of the wave offering; there shall be seven complete sabbaths.
Deuteronomy 16:9
You shall count seven weeks for yourself; you shall begin to count seven weeks from the time you begin to put the sickle to the standing grain.

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