15 "'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:
Leviticus 23:15 Cross References - MSTC
Exodus 34:22
22 Thou shalt observe the feast of weeks with the first fruits of wheat harvest, and the feast of ingathering at the years' end.
Leviticus 23:10-11
10 "Speak unto the children of Israel, and say unto them, 'When ye be come into the land which I give unto you and reap down your harvest, ye shall bring a sheaf of the first fruits of your harvest unto the priest,
11 and he shall wave the sheaf before the LORD to be accepted for you: and even the morrow after the Sabbath the priest shall wave it.
Leviticus 25:8
8 "'Then number seven weeks of years, that is, seven times seven years: and the space of the seven weeks of years will be unto thee forty nine years.
Numbers 28:26
26 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: