Negative commandment · Lo Ta’aseh #126 of 613
Not to feed the meat of the Paschal sacrifice to a resident alien
שלא להאכיל בשר הפסח לגר תושב
The verse · Shemot 12:45
תּוֹשָׁב וְשָׂכִיר לֹא־יֹאכַל בּוֹ
“A foreigner and a hired servant shall not eat of it.”
The Rambam’s words
Not to feed the meat of the Paschal sacrifice to a resident alien, as [Exodus 12:45] states: "No temporary resident or hired worker may eat from it."
שלא להאכיל בשר הפסח לגר תושב, שנאמר "תושב ושכיר, לא יאכל בו" (שמות יב,מה).
Why · Sefer HaChinuch #14
That we not feed of the Pesach sacrifice to a stranger or a resident
“From the roots of this commandment is that which we have written in others [about Pesach above] — to remember the exodus from Egypt.”
Who & when
“And [it] is practiced at the time of the [Temple] by males and females.”
Where in the Mishneh Torah
Hilchot Paschal Offering הלכות קרבן פסח