Word-by-word translation:

1. Agni – Fire
2. yajña – Sacrifice
3. yajñebhiḥ – With sacrifices
4. arhuti – Offering
5. sāman – Chant
6. brahma – Brahman (the all-pervading reality)
7. hotar – Invoker
8. viṣṇu – Vishnu (the all-pervading god)
9. puruhūta – The Supreme Being
10. viśvatomukham – With the face turned in all directions

Translation: I invoke Agni, the deity of sacrifice, with the offerings and the hymns of sacrifice. With the sacrifices, the chants, and the rituals, I invoke the all-pervading Brahman through the acts of sacrifice. I invoke the Invoker, the Offering-Priest, the all-pervading Vishnu, and the Puruhuta (the Supreme Being) with the face turned in all directions.