Leviticus 23:14-16

Wycliffe Bible

¹⁴ Ye shall not eat a loaf, neither cake, nor pottage of the corn, till to the day in which ye shall offer thereof to your God; it is a behest everlasting in your generations, and [in] all your dwelling places (this is an everlasting law for all your generations, in all your dwelling places).

¹⁵ Therefore ye shall number from the tother day of the sabbath, in which ye offered handfuls of the first fruits, seven full weeks, (And so ye shall count seven full weeks from the day after the sabbath, that is, after the Passover, in which ye offered the sheaves as a special gift,)

¹⁶ till to the tother day of (the) filling of the seventh week, that is (in all), fifty days; and so ye shall offer [a] new sacrifice to the Lord, (until the day after the filling of the seventh week, that is in all, fifty days; and then ye shall offer a new grain offering to the Lord,)