Yāska's Nirukta 171.9

171.9

tatraivaṃ satyaikātmyaṃ tāvadāśritya pratisamādhānam “ekasyātmano'nye devāḥ pratyaṅgāni bhavanti” | māhābhāgyādevasya devatātmanaḥ prakṛtibhedena cāprakṛtibhedena veti | cetanācetanavikaraṇadharmitvādātmānaṃ vikurvato'sya “anye devāḥ pratyaṅgāni bhavanti” agnī-
ndrasūryāṇāṃ parasparasāpekṣamanyatvam, ananyatvaṃ tvekena devatātmanā mahatā saha | yathā ghaṭādīnāṃ mṛdā | na hyaṅginamaṅgānyatiricyante, bhedenāgrahaṇāt | na cāṅgānyapekṣya pratyaṅgāni bhavanti, na hyadhiṣṭhānamanapekṣya pratyadhiṣṭhānaṃ nāma bhavati | tasmādagnīndrasūryātmakasya devatātmano'ṅgāni,-jātavedovāyubhagaprabhṛtīni, śakunyaśvaprabhṛtayaśca pratyaṅgāni | sa eṣa mahānātmā agnīndrasūryādyaṅgapratyaṅgabhāvena vyūhamanubhavan eko'pi san bahudhā stūyate |