The Tipiṭaka in Three Languages

Ekādasakamātikā

Abhidhammapiṭaka · Dhammasaṅgaṇī · Vol. 34 · Section 535

[535] What is that form which is the continuity of form (rūpassa santati)? That which is the growth (upacaya) of form — that is the continuity of form. This is that form which is the continuity of form.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 2 other places