Brahmajalasutta 3.7.2

3.7.2

Ye hi keci, bhikkhave, samaṇā vā brāhmaṇā vā uddhamāghātanikā nevasaññīnāsaññīvādā uddhamāghātanaṃ nevasaññīnāsaññiṃ attānaṃ paññapenti, sabbe te imeheva aṭṭhahi vatthūhi …

Any ascetics and brahmins who assert that the self lives on after death in a neither percipient nor non-percipient form do so on one or other of these eight grounds. Outside of this there is none.