Parashas Bo · Passuk 12:21
Chabad.org — English translation + Rashi
Torah Temimah points to Yerushalmi Kiddushin 1:4 (verified).
Sefaria — Exodus 12:21English: The Sages say that a small animal is acquired through pulling; what is their basis? “Draw and take for yourselves sheep for your families.”
On the daf / in context: See the cited source for the full section.
Derash deriving the mode of acquisition of small livestock from “draw and take.”
The verse is used as a source for acquisition of small livestock through meshikhah (pulling).