Yōga Sūtra 4.14

परिणामैकत्वाद्वस्तुतत्त्वम्।

pariṇāmaikatvādvastutattvam।

[परिणाम एकत्वात् वस्तु तत्त्वम्।
pariṇāma = causal effects; ēkatvāt = when come together; vastu = objects manifests; tattvam = from principle;]

When causal effects come together, objects manifest from principle.