Numbers 28:26

And on the day of the first-fruits, when ye present a new oblation to Jehovah, after your weeks, ye shall have a holy convocation: no manner of servile work shall ye do.

Exodus 23:16

and the feast of harvest, the first-fruits of thy labours which thou hast sown in the field, and the feast of in-gathering, at the end of the year, when thou gatherest in thy labours out of the field.

Exodus 34:22

And thou shalt observe the feast of weeks, of the first-fruits of wheat-harvest, And the feast of ingathering at the turn of the year.

Leviticus 23:10

Speak unto the children of Israel and say unto them, When ye come into the land that I give unto you, and ye reap the harvest thereof, then ye shall bring a sheaf of the first-fruits of your harvest unto the priest.

Leviticus 23:15-21

And ye shall count from the morning after the sabbath, from the day that ye brought the sheaf of the wave-offering, seven weeks; they shall be complete;

Deuteronomy 16:9-11

Seven weeks shalt thou count: from the beginning of putting the sickle into the corn shalt thou begin to count seven weeks.

Numbers 28:18

On the first day shall be a holy convocation: no manner of servile work shall ye do;

Acts 2:1-13

And when the day of Pentecost was now accomplishing, they were all together in one place.

1 Corinthians 15:20

(But now Christ is raised from among the dead, first-fruits of those fallen asleep.

James 1:18

According to his own will begat he us by the word of truth, that we should be a certain first-fruits of his creatures.

Treasury of Scripture Knowledge

Summary

Also in the day of the firstfruits, when ye bring a new meat offering unto the LORD, after your weeks be out, ye shall have an holy convocation; ye shall do no servile work:

General references

Bible References

In the day

Exodus 23:16
and the feast of harvest, the first-fruits of thy labours which thou hast sown in the field, and the feast of in-gathering, at the end of the year, when thou gatherest in thy labours out of the field.
Exodus 34:22
And thou shalt observe the feast of weeks, of the first-fruits of wheat-harvest, And the feast of ingathering at the turn of the year.
Leviticus 23:10
Speak unto the children of Israel and say unto them, When ye come into the land that I give unto you, and ye reap the harvest thereof, then ye shall bring a sheaf of the first-fruits of your harvest unto the priest.
Deuteronomy 16:9
Seven weeks shalt thou count: from the beginning of putting the sickle into the corn shalt thou begin to count seven weeks.
Acts 2:1
And when the day of Pentecost was now accomplishing, they were all together in one place.
1 Corinthians 15:20
(But now Christ is raised from among the dead, first-fruits of those fallen asleep.
James 1:18
According to his own will begat he us by the word of truth, that we should be a certain first-fruits of his creatures.

General references

Deuteronomy 16:9
Seven weeks shalt thou count: from the beginning of putting the sickle into the corn shalt thou begin to count seven weeks.