Srimad-Bhagavatam: Canto 11 - Chapter 1 - Verse 23
Sanskrit:
यज्ञानां ब्रह्मयज्ञोऽहं व्रतानामविहिंसनम् ।वाय्वग्न्यर्काम्बुवागात्मा शुचीनामप्यहं शुचि: ॥ २३ ॥
ITRANS:
yajñānāṁ brahma-yajño ’haṁvratānām avihiṁsanamvāyv-agny-arkāmbu-vāg-ātmāśucīnām apy ahaṁ śuciḥ
Translation:
Among sacrifices I am study of the Veda, and I am nonviolence among vows. Among all things that purify I am the wind, fire, the sun, water and speech.