ŚiraUpan, 1, 35.3 atha kasmād ucyate sarvavyāpī yasmād uccāryamāṇa eva yathā snehena palalapiṇḍam iva śāntarūpam otaprotam anuprāpto vyatiṣaktaś ca tasmād ucyate sarvavyāpī /

ŚiraUpan, 1, 35.12 atha kasmād ucyate rudraḥ yasmād ṛṣibhir nānyair bhaktair drutam asya rūpam upalabhyate tasmād ucyate rudraḥ /