Rigveda 10.14.2
य॒मो नो॑ गा॒तुं प्र॑थ॒मो वि॑वेद॒ नैषा गव्यू॑ति॒रप॑भर्त॒वा उ॑ ।यत्रा॑ न॒: पूर्वे॑ पि॒तर॑: परे॒युरे॒ना ज॑ज्ञा॒नाः प॒थ्या॒३ अनु॒ स्वाः॥
yamo no gātuṃ prathamo viveda naiṣā gavyūtirapabhartavā u |yatrā na: pūrve pitara: pareyurenā jajñānāḥ pathyā3 anu svāḥ ||
Our plain-language meaning of this verse is waiting for scholar review.