MahāvaggavaggaSabbamatthītikathā

Abhidhammapiṭaka · Kathāvatthu · Vol. 37 · Section 373

[373] S. The past aggregate of form (rūpakkhandha) exists, the future aggregate of form exists, the present aggregate of form exists? P. Yes. S. There are three aggregates of form? P. It should not be said thus. … S. The five past aggregates (pañcakkhandhā) exist, the five future aggregates exist, the five present aggregates exist? P. Yes. S. There are fifteen aggregates? P. It should not be said thus. …

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.