Parashas Metzora · Passuk 14:34
Chabad.org — English translation + Rashi
Torah Temima points to Gittin 82a (verified on the daf).
E-Daf.com — Tsurras Hadaf (size=3)
HebrewBooks / Shas PDF of the daf
English: “In a house of the land of your possession” — all houses become tamei through negaim except those of idolaters, as it is written “in a house of the land of your possession”: a house of the land of your possession becomes tamei through negaim, but the houses of gentiles do not become tamei through negaim.
Exclusion of non-Jewish houses
Chazal exclude houses belonging to non-Jews from the laws of house-negaim.