Leviticus 23:15-16 'And you shall count for yourselves from the day after the Sabbath, from the day that you brought the sheaf of the wave offering: seven Sabbaths shall be completed. Count fifty days to the day after the seventh Sabbath; then you shall offer a new grain offering to the LORD.
Deuteronomy 16:9 'You shall count seven weeks for yourself; begin to count the seven weeks from the time you begin to put the sickle to the grain.
John 20:1 Now the first day of the week Mary Magdalene went to the tomb early, while it was still dark, and saw that the stone had been taken away from the tomb.
Related Scriptures
Numbers 28:26 ‘Also on the day of the firstfruits, when you bring a new grain offering to the LORD at your Feast of Weeks, you shall have a holy convocation. You shall do no customary work.