Samavedabrahmananyashtau 13.8

Sāmavedabrāhmaṇānyaṣṭau 13.8

vairājo vai puruṣaḥ sapta grāmyāḥ paśavo yaddaśapurvvā
bhavanti saptottamā yajamānameva tat paśuṣu pratiṣṭhāpayati