Parashas Acharei Mos · Passuk 18:28
Chabad.org — English translation + Rashi
Torah Temima points to Shabbos 33a.
English: For the sin of uncovering nakedness, exile comes to the world; they are expelled and others come and dwell in their place.
Arayot cause exile
Violation of the arayot leads to the land vomiting out its inhabitants — the historical pattern of exile.