Leviticus 23:14 in the King James Version
And ye shall eat neither bread, nor parched corn, nor green ears, until the selfsame day that ye have brought an offering unto your God: it shall be a statute for ever throughout your generations in all your dwellings.
Context
13 The meal offering with it shall be two tenths of an ephah of fine flour mixed with oil, an offering made by fire to the LORD for a pleasant aroma; and the drink offering with it shall be of wine, the fourth part of a hin.
14 You must not eat bread, or roasted grain, or fresh grain, until this same day, until you have brought the offering of your God. This is a statute forever throughout your generations in all your dwellings.
15 “‘You shall count from the next day after the Sabbath, from the day that you brought the sheaf of the wave offering: seven Sabbaths shall be completed.