Numbers 28:26
"On the day of the firstfruits, when you offer a grain offering of new grain to the LORD at your Feast of Weeks, you shall have a holy convocation. You shall not do any ordinary work,
Exodus 23:16
You shall keep the Feast of Harvest, of the firstfruits of your labor, of what you sow in the field. You shall keep the Feast of Ingathering at the end of the year, when you gather in from the field the fruit of your labor.
Exodus 34:22
You shall observe the Feast of Weeks, the firstfruits of wheat harvest, and the Feast of Ingathering at the year's end.
Leviticus 23:10
"Speak to the people of Israel and say to them, When you come into the land that I give you and reap its harvest, you shall bring the sheaf of the firstfruits of your harvest to the priest,
Leviticus 23:15-21
"You shall count seven full weeks from the day after the Sabbath, from the day that you brought the sheaf of the wave offering.
Deuteronomy 16:9-11
"You shall count seven weeks. Begin to count the seven weeks from the time the sickle is first put to the standing grain.
Numbers 28:18
On the first day there shall be a holy convocation. You shall not do any ordinary work,
Acts 2:1-13
When the day of Pentecost arrived, they were all together in one place.
1 Corinthians 15:20
But in fact Christ has been raised from the dead, the firstfruits of those who have fallen asleep.
James 1:18
Of his own will he brought us forth by the word of truth, that we should be a kind of firstfruits of his creatures.