אַל־תִּלְחַ֗ם אֶת־לֶ֭חֶם רַ֣ע עָ֑יִן וְאַל־תתאו [תִּ֝תְאָ֗יו] לְמַטְעַמֹּתָֽיו׃
Eat thou not the bread of him that hath an evil eye, Neither desire thou his dainties;
Read halakhic rulings (Jewish law) on Proverbs 23:6: and classical halakhic sources.