English: "Of the flock and the herd" — But the Pesach comes only from sheep and goats; rather, this teaches that the remainder of the Pesach [when a substitute is found] becomes something that comes from flock and herd—namely shelamim.
On the daf / in context: When a designated Pesach is lost, replaced, and then found, the original animal is offered as shelamim.
Type of Learning
Derash on the verse (Pesachim) — a leftover Pesach becomes shelamim.
What Is Learned
An animal originally designated as a Pesach that is no longer needed is offered as shelamim.