Numbers 28:18

In the first day shall be an holy convocation; ye shall do no manner of servile work therein:

In the first day shall be a holy convocation: you shall do no servile work;

In the first day shall be a holy convocation: ye shall do no servile work;

in the first day `is' an holy convocation, ye do no servile work,

On the first day there is to be a sacred assembly; you must not do any regular work.