The Tipiṭaka in Three Languages

Asaṅkhatasaṅyuttavagga

Suttapiṭaka · Saṁyuttanikāya · Saḷāyatanavaggasaṁyutta · Vol. 18 · Section 690

[690] "And what, bhikkhus, is the path leading to the unconditioned (asaṅkhata)? Emptiness concentration (samādhi) (suññato samādhi). This, bhikkhus, is called the path leading to the unconditioned."

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 5 other places