Rigveda 10.39.10

यु॒वं श्वे॒तं पे॒दवे॑ऽश्वि॒नाश्वं॑ न॒वभि॒र्वाजै॑र्नव॒ती च॑ वा॒जिन॑म् ।च॒र्कृत्यं॑ ददथुर्द्राव॒यत्स॑खं॒ भगं॒ न नृभ्यो॒ हव्यं॑ मयो॒भुव॑म्॥

yuvaṃ śvetaṃ pedave'śvināśvaṃ navabhirvājairnavatī ca vājinam |carkṛtyaṃ dadathurdrāvayatsakhaṃ bhagaṃ na nṛbhyo havyaṃ mayobhuvam ||

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