Numbers 28:26

And on the day of the new corn, when you⌃ shall offer a new sacrifice [at the festival] of weeks to the Lord, there shall be to you a holy convocation; you⌃ shall do no servile work,

Also in the day of the firstfruits, when ye bring a new meat offering unto the Lord, after your weeks be out, ye shall have an holy convocation; ye shall do no servile work:

“‘Also in the day of the first fruits, when you offer a new meal offering to Yahweh in your feast of weeks, you shall have a holy convocation. You shall do no regular work;