Shatapatha Brahmana 3.5.1.33

3.5.1.33

athānuvyūhati | siṃhyasi sapatnasāhī devebhyaḥ kalpasveti sā yadevādaḥ siṃhī bhūtvāśāntevācarattadevaināmetadāha siṃhyasīti sapatnasāhīti tvayā vayaṃ sapatnānpāpīyasaḥ kriyāsmetyevaitadāha devebhyaḥ kalpasveti yoṣā vā uttaravedistāmevaitaddevebhyaḥ kalpayati

Thereupon he shifts (the earth) asunder, with the text (Vâg. S. V, 10), 'Thou art a lioness, overcoming the enemies; be thou meet for the gods!' Inasmuch as, on that occasion, she became a lioness and roamed about unappeased, therefore he says to her, 'Thou art a lioness;' and by 'overcoming the enemies' he means to say, 'Through thee may we worst our enemies.' 'Be thou meet for the gods' he says, because the high altar is a woman: her he thus renders meet for the gods.