Parashas Bo · Shemos 12:6 · TT on בין הערבים
Chabad.org — English translation + Rashi
Torah Temimah on Shemos 12:6 (on בֵּין הָעַרְבָּיִם) points to Pesachim 61a.
Sefaria — Exodus 12:6
Sefaria — Torah Temimah on Exodus 12:6
Sefaria — Pesachim 61a
E-Daf — Pesachim 61a
English: If one slaughtered it before noon — it is invalid, because it is said “between the evenings.”
Halachic derash fixing the time-window of slaughter from the phrase בֵּין הָעַרְבָּיִם.
The Pesach may not be slaughtered before midday; “between the evenings” excludes slaughter prior to noon.