NET
12 “‘On the fifteenth day of the seventh month you are to have a holy assembly; you must do no ordinary work, and you must keep a festival to the Lord for seven days.
Darby
12 And on the fifteenth day of the seventh month ye shall have a holy convocation: no manner of servile work shall ye do; and ye shall celebrate a feast to Jehovah seven days;
KJV
12 And on the fifteenth day of the seventh month ye shall have an holy convocation; ye shall do no servile work, and ye shall keep a feast unto the LORD seven days: