וְכָל־זָ֖ר לֹא־יֹ֣אכַל קֹ֑דֶשׁ תּוֹשַׁ֥ב כֹּהֵ֛ן וְשָׂכִ֖יר לֹא־יֹ֥אכַל קֹֽדֶשׁ׃
There shall no acommon man eat of the holy thing; a tenant of a priest, or a hired servant, shall not eat of the holy thing.
Read kabbalistic (mystical) interpretation of Leviticus 22:10: and classical mystical sources.