Suññatavāra

Abhidhammapiṭaka · Dhammasaṅgaṇī · Vol. 34 · Section 117

[117] Which, on that occasion, is the aggregate of volitional formations (saṅkhārakkhandha)? … This, on that occasion, is the aggregate of volitional formations.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.