Devarim 26:12

When thou hast made an end of tithing kol ma'aser (all the tithe) of thine tevu'at bashanah hashelishit (increase in the third year), which is the Shnat HaMa'aser (Year of Tithing), and hast given it unto the Levi, the ger, the yatom (orphan), and the almanah, that they may eat within thy she'arim, and be filled