v. 6. 21.

To Soma, self-ruler, there are (to be offered) two oxen which drag the cart; to Indra and Agni, the givers of force, two camels; to Indra and Agni, givers of might, two sheep that drag the plough; two heifers are for earth; to the quarters are (to be offered) two mares; two heifers are for earth; two females are for the Viraj two heifers are for earth; two oxen that drag the carriage are (to be offered) to Vayu; two black, barren cows are for Varuna; two bulls with high horns, destructive, are for the sky.