ESV: On the first day shall be a holy convocation; you shall not do any ordinary work.
NIV: The first day is a sacred assembly; do no regular work.
NASB: On the first day is a holy convocation; you shall not do any laborious work.
CSB: There is to be a sacred assembly on the first day; you are not to do any daily work.
NLT: On the first day of the festival you must proclaim an official day for holy assembly, when you do no ordinary work.
KJV: On the first day shall be an holy convocation: ye shall do no servile work therein.
NKJV: On the first day there shall be a holy convocation. You shall do no customary work on it.