Rigveda 7.5.5

त्वाम॑ग्ने ह॒रितो॑ वावशा॒ना गिर॑: सचन्ते॒ धुन॑यो घृ॒ताची॑: ।पतिं॑ कृष्टी॒नां र॒थ्यं॑ रयी॒णां वै॑श्वान॒रमु॒षसां॑ के॒तुमह्ना॑म्॥

tvāmagne harito vāvaśānā gira: sacante dhunayo ghṛtācī: |patiṃ kṛṣṭīnāṃ rathyaṃ rayīṇāṃ vaiśvānaramuṣasāṃ ketumahnām ||

Our plain-language meaning of this verse is waiting for scholar review.