Brahmajalasutta 3.17.2

3.17.2

Ye hi keci, bhikkhave, samaṇā vā brāhmaṇā vā ucchedavādā sato sattassa ucchedaṃ vināsaṃ vibhavaṃ paññapenti, sabbe te imeheva sattahi vatthūhi …

Any ascetics and brahmins who assert the annihilation, eradication, and nonexistence of an existing being do so on one or other of these seven grounds. Outside of this there is none.