English: “Of this month” — I have only the Pesach of Egypt that requires four days’ inspection; the Pesach of the generations from where? Therefore it says, “You shall perform this service in this month.”
On the daf / in context: See the cited source for the full section.
Type of Learning
Derash on the verse (Pesachim 96a) — not a formal named middah of the 13.
What Is Learned
Pesach of the generations also requires inspection before slaughter.