Atharvaveda 8.10.25

8.10.25

sód akrāmat sā́ saptar̥ṣī́n ā́gachat tā́ṃ saptar̥ṣáya úpāhvayanta bráhmaṇvaty éhī́ti |
tásyāḥ sómo rā́jā vatsá ā́sīc chándaḥ pā́tram |
tā́ṃ bŕ̥haspátir āṅgirasó 'dhok tā́ṃ bráhma ca tápaś cādhok |
tád bráhma ca tápaś ca saptar̥ṣáya úpa jīvanti brahmavarcasy ùpajīvanī́yo bhavati yá eváṃ véda ||25||

She ascended; she came to the seven seers; the seven seers called to her: O rich in bráhman, come! of her king Soma was young, meter [was] vessel; her Brihaspati son of An̄giras milked; from her he milked both bráhman and penance; upon that, both bráhman and penance, the seven seers subsist; possessed of bráhman-splendor, one to be subsisted upon, becometh he who knoweth thus.