Deuteronomy 16:9
Then reckon the seven weeks, and begin to reckon the seven weeks when the sickle beginneth in the corn,
Exodus 23:16
And the feast of Harvest, when thou reapest the first fruits of thy labors which thou hast sown in the field. And the feast of ingathering, in the end of the year: when thou hast gathered in thy labors out of the field.
Exodus 34:22
Thou shalt observe the feast of weeks with the first fruits of wheat harvest, and the feast of ingathering at the years' end.
Acts 2:1
When the fiftieth day was come, they were all with one accord gathered together in one place.
Leviticus 23:15-16
"'And ye shall count from the morrow after the Sabbath: even from the day that ye brought the sheaf of the wave offering, seven weeks complete:
Numbers 28:26-30
And the day of your first fruits when ye bring a new meat offering unto the LORD in your weeks, shall be a holy feast unto you:
Deuteronomy 16:10
and keep the feast of weeks unto the LORD thy God, that thou give a freewill offering of thine hand unto the LORD thy God according as the LORD thy God hath blessed thee.
Deuteronomy 16:16
Three times in the year shall all your males appear before the LORD thy God in the place which he shall choose: In the feast of sweet bread, in the feast of weeks and in the feast of the tabernacles. And they shall not appear before the LORD empty:
2 Chronicles 8:13
to offer day by day according to the commandment of Moses, and in the Sabbaths and new moons, and the three solemn feasts of the year: the feast of sweetbread, the feast of weeks and the feast of booths.
1 Corinthians 16:8
I will tarry at Ephesus until Pentecost:
Hebrews 2:1
Wherefore we ought to give the more heed to the things which we have heard, lest we perish.