Leviticus 23:15
'And ye have numbered to you from the morrow of the sabbath, from the day of your bringing in the sheaf of the wave-offering: they are seven perfect sabbaths;
Exodus 34:22
'And a feast of weeks thou dost observe for thyself; first-fruits of wheat-harvest; and the feast of in-gathering, at the revolution of the year.
Leviticus 23:10-11
'Speak unto the sons of Israel, and thou hast said unto them, When ye come in unto the land which I am giving to you, and have reaped its harvest, and have brought in the sheaf, the beginning of your harvest unto the priest,
Leviticus 25:8
'And thou hast numbered to thee seven sabbaths of years, seven years seven times, and the days of the seven sabbaths of years have been to thee nine and forty years,
Deuteronomy 16:9-10
'Seven weeks thou dost number to thee; from the beginning of the sickle among the standing corn thou dost begin to number seven weeks,
Numbers 28:26
'And in the day of the first-fruits, in your bringing near a new present to Jehovah, in your weeks, a holy convocation ye have; ye do no servile work;