KJV : And this day <03117> shall be unto you for a memorial <02146>; and ye shall keep <02287> (8804) it a feast <02282> to the LORD <03068> throughout your generations <01755>; ye shall keep it a feast <02287> (8799) by an ordinance <02708> for ever <05769>.
NASB :
NASB# : 'Now this<2088> day<3117> will be a memorial<2146> to you, and you shall celebrate<2287> it <I>as</I> a feast<2282> to the LORD<3068>; throughout your generations<1755> you are to celebrate<2287> it <I>as</I> a permanent<5769> ordinance<2708>.