Leviticus 23:31 in the King James Version
Ye shall do no manner of work: it shall be a statute for ever throughout your generations in all your dwellings.
Context
30 Whoever does any kind of work in that same day, I will destroy that person from among his people.
31 You shall do no kind of work: it is a statute forever throughout your generations in all your dwellings.
32 It shall be a Sabbath of solemn rest for you, and you shall deny yourselves. In the ninth day of the month at evening, from evening to evening, you shall keep your Sabbath.”