Bṛhadāraṇyaka Upaniṣad ("Great Forest Teaching") 6.3.4

6.3.4

athainamabhimṛśati bhramadasi jvaladasi pūrṇamasi prastabdhamasyekasabhamasi hiṃkṛtamasi hiṃkriyamāṇamasyudgīthamasyudgīyamānamasi śrāvitamasi pratyāśrāvitamasyārdre saṃdīptamasi vibhūrasi prabhūrasyannamasi jyotirasi nidhanamasi saṃvargo'sīti

Then he touches it (the Mantha, which is dedicated to Prâna, breath), saying: 'Thou art fleet (as breath). Thou art burning (as fire). Thou art full (as Brahman). Thou art firm (as the sky). Thou art the abode of all (as the earth). Thou hast been saluted with Hiṅ (at the beginning of the sacrifice by the prastotri). Thou art saluted with Hiṅ (in the middle of the sacrifice by the prastotri). Thou hast been sung (by the udgâtri at the beginning of the sacrifice). Thou art sung (by the udgâtri in the middle of the sacrifice). Thou hast been celebrated (by the adhvaryu at the beginning of the sacrifice). Thou art celebrated again (by the âgnîdhra in the middle of the sacrifice). Thou art bright in the wet (cloud). Thou art great. Thou art powerful. Thou art food (as Soma). Thou art light (as Agni, fire, the eater). Thou art the end. Thou art the absorption (of all things).'