▁effect ▁the ▁first ▁s idd ur , ▁as ▁a ▁part ▁of ▁which ▁pri ests ▁daily ▁rec ited ▁the ▁Ten ▁Command ments . ▁ ▁It ▁is ▁custom ary ▁for ▁listen ers ▁to ▁stand ▁while ▁the ▁reader ▁ch ants ▁the ▁Ten ▁Command ments ▁in ▁the ▁syn agog ue , ▁as ▁if ▁the ▁listen ers ▁were ▁themselves ▁receiving ▁the ▁revel ation ▁at ▁S ina i . ▁ ▁The ▁Le kh ah ▁D odi ▁lit urg ical ▁poem ▁of ▁the ▁Kab bal at ▁Sh abb at ▁service ▁quotes ▁both ▁the ▁command ment ▁of ▁ ▁( Ex od us ▁ 2 0 : 8 ▁in ▁the ▁N J PS ) ▁to ▁" rem ember " ▁the ▁S abb ath ▁and ▁the ▁command ment ▁of ▁ ▁( De uter onomy ▁ 5 : 1 2 ▁in ▁the ▁N J PS ) ▁to ▁" keep " ▁or ▁" ob serve " ▁the ▁S abb ath , ▁saying ▁that ▁they ▁" w ere ▁utter ed ▁as ▁one ▁by ▁our ▁Cre ator ." ▁ ▁And ▁following ▁the ▁Kab bal at ▁Sh abb at ▁service ▁and ▁prior ▁to ▁the ▁Friday ▁evening ▁( Ma ' ar iv ) ▁service , ▁Jews ▁tradition ally ▁read ▁rabb in ic ▁sources ▁on ▁the ▁observ ance ▁of ▁the ▁S abb ath , ▁including ▁Gen esis ▁R abb ah ▁ 1 1 : 9 . ▁Gen esis ▁R abb ah ▁ 1 1 : 9 , ▁in ▁turn , ▁interpreted ▁the ▁command ment ▁of ▁ ▁( 2 0 : 8 ▁in ▁the ▁N J PS ) ▁to ▁" rem