TT #4 · Parshas Shemini · Aliyah 1 · Passuk 2
Chabad.org — Vayikra Chapter 9 with Rashi
Jerusalem Talmud, Nedarim 5:1.
Sefaria — Jerusalem Talmud, Nedarim 5:1
English: “A calf of cattle.” From this wording we learn that an עגל is included within the category of שור for the relevant legal terminology.
Textual inclusion — the wording of the passuk is used to derive the stated teaching.
The wording establishes that an עגל is included within the broader category of שור for the relevant legal terminology.