Rigveda 3.31.6
वि॒दद् यदी॑ स॒रमा॑ रु॒ग्णमद्रे॒र्महि॒ पाथ॑: पू॒र्व्यं स॒ध्र्य॑क्कः ।अग्रं॑ नयत् सु॒पद्यक्ष॑राणा॒मच्छा॒ रवं॑ प्रथ॒मा जा॑न॒ती गा॑त्॥
vidad yadī saramā rugṇamadrermahi pātha: pūrvyaṃ sadhryakkaḥ |agraṃ nayat supadyakṣarāṇāmacchā ravaṃ prathamā jānatī gāt ||
Our plain-language meaning of this verse is waiting for scholar review.