Bekhorot 23 elsewhere in Shas

Tziyyun LeNefesh Chayyah on Chullin 71a:8: אלא דאני אומר דהא צריכין אנו להבין למה שינה רש"י כאן מפרושו בבכורות ופירש
Tziyyun LeNefesh Chayyah on Chullin 71a:7: ונראה לתרץ ובזה יתורץ ג"כ דאמר הניחא לר' יוחנן אלא לבר פדא וכו' ומה
Menachot 23a:15: GEMARA: Rav Ḥisda says: The meat of an unslaughtered animal carcass is nullified in a larger quantity of meat of a slaughtered animal.
Niddah 27b:10-11: And Rabbi Yoḥanan follows his line of reasoning in this regard, as Rabbi Yoḥanan says: Rabbi Shimon and Rabbi Eliezer ben Ya’akov both said the same thing, i.e., they both issued rulings based on the same principle.
Avodah Zarah 67b:8-68a:2: The Gemara asks: And what is the reasoning of Rabbi Shimon?
Jerusalem Talmud Terumot 11:2:5-6: In the opinion of Rebbi Nathan, Rebbi Meїr, Rebbi Eliezer ben Jacob, and Rebbi Eliezer, all three said the same.