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;

Exodus 23:16

And the festival of harvest with the firstfruits of thy labours, which thou shalt sow in the field, And the festival of ingathering - at the outgoing of the year, when thou hast gathered in thy labours out of the field.

Exodus 34:22

And the festival of weeks, shalt thou make to thee, the firstfruits of the wheat harvest, - and the festival of ingathering, at the closing in of the year:

Leviticus 23:10

Speak unto the sons of Israel, and thou shalt say unto them: - When ye enter into the land which, I, am giving you, and ye reap the harvest thereof, then shall ye bring in a sheaf of the first-ripe corn of your harvest, unto the priest;

Leviticus 23:15-21

Then shall ye keep count to yourselves from the morrow of the sabbath, from the day ye brought in the wave sheaf, - seven sabbaths complete, shall there be:

Deuteronomy 16:9-11

Seven weeks, shalt thou count unto thee, - from the beginning of thrusting in the sickle into the standing corn, shalt thou begin to count, seven weeks.

Numbers 28:18

On the first day, a holy convocation, - no laborious work, shall ye do;

Acts 2:1-13

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

1 Corinthians 15:20

But, now, hath Christ been raised from among the dead, - a firstfruit of them who have fallen asleep;

James 1:18

Because he was so minded, he hath brought us forth with a word of truth, to the end we should be a sort of firstfruit 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 festival of harvest with the firstfruits of thy labours, which thou shalt sow in the field, And the festival of ingathering - at the outgoing of the year, when thou hast gathered in thy labours out of the field.
Exodus 34:22
And the festival of weeks, shalt thou make to thee, the firstfruits of the wheat harvest, - and the festival of ingathering, at the closing in of the year:
Leviticus 23:10
Speak unto the sons of Israel, and thou shalt say unto them: - When ye enter into the land which, I, am giving you, and ye reap the harvest thereof, then shall ye bring in a sheaf of the first-ripe corn of your harvest, unto the priest;
Deuteronomy 16:9
Seven weeks, shalt thou count unto thee, - from the beginning of thrusting in the sickle into the standing corn, shalt thou begin to count, seven weeks.
Acts 2:1
And, when the day of pentecost was filling up the number of days they were all together with one intent; -
1 Corinthians 15:20
But, now, hath Christ been raised from among the dead, - a firstfruit of them who have fallen asleep;
James 1:18
Because he was so minded, he hath brought us forth with a word of truth, to the end we should be a sort of firstfruit of his creatures

General references

Deuteronomy 16:9
Seven weeks, shalt thou count unto thee, - from the beginning of thrusting in the sickle into the standing corn, shalt thou begin to count, seven weeks.