וַאֲכַלְתֶּ֥ם יָשָׁ֖ן נוֹשָׁ֑ן וְיָשָׁ֕ן מִפְּנֵ֥י חָדָ֖שׁ תּוֹצִֽיאוּ׃
And ye shall eat old store long kept, and ye shall bring forth the old from before the new.
Read halakhic rulings (Jewish law) on Leviticus 26:10: and classical halakhic sources.