Rigveda 8.13.32
वृषा॒ ग्रावा॒ वृषा॒ मदो॒ वृषा॒ सोमो॑ अ॒यं सु॒तः ।वृषा॑ य॒ज्ञो यमिन्व॑सि॒ वृषा॒ हव॑:॥
vṛṣā grāvā vṛṣā mado vṛṣā somo ayaṃ sutaḥ |vṛṣā yajño yaminvasi vṛṣā hava: ||
Our plain-language meaning of this verse is waiting for scholar review.