Parashas Bo · Shemos 12:16 · TT note 7
Torah Temimah on Shemos 12:16, note 7 (on הוּא לְבַדּוֹ) points to Shabbos 24b.
Sefaria — Exodus 12:16
Sefaria — Torah Temimah on Exodus 12:16
Sefaria — Shabbos 24b
E-Daf — Shabbos 24b
English: Rava said: Scripture says “that alone shall be done for you” — “that” and not its preparatory implements; “alone” and not circumcision not in its proper time.
Limits on the food exception: no machshirim that could wait; no milah out of time.
Preparations that can be done before Yom Tov, and milah not on the eighth day, are not covered by this verse.