SB 11.16.23

yajñānāṁ brahma-yajño ’haṁ
 vratānām avihiṁsanam
vāyv-agny-arkāmbu-vāg-ātmā
 śucīnām apy ahaṁ śuciḥ
Word for word: 
yajñānām — of sacrifices; brahma-yajñaḥ — study of the Veda; aham — I am; vratānām — of vows; avihiṁsanam — nonviolence; vāyu — wind; agni — fire; arka — the sun; ambu — water; vāk — and speech; ātmā — personified; śucīnām — of all purifiers; api — indeed; aham — I am; śuciḥ — pure.
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.