ŚiraUpan, 1, 36.11 yā sā tṛtīyā mātrā īśānadevatyā kapilā varṇena yas tāṃ dhyāyate nityaṃ sa gacched aiśānaṃ padam /

ŚiraUpan, 1, 45.6 tṛtīyaṃ japtvaivam evānupraviśaty oṃ satyam oṃ satyam oṃ satyam /