Rigveda 10.135.4

यं कु॑मार॒ प्राव॑र्तयो॒ रथं॒ विप्रे॑भ्य॒स्परि॑ ।तं सामानु॒ प्राव॑र्तत॒ समि॒तो ना॒व्याहि॑तम्॥

yaṃ kumāra prāvartayo rathaṃ viprebhyaspari |taṃ sāmānu prāvartata samito nāvyāhitam ||

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