Rigveda 1.113.15

आ॒वह॑न्ती॒ पोष्या॒ वार्या॑णि चि॒त्रं के॒तुं कृ॑णुते॒ चेकि॑ताना ।ई॒युषी॑णामुप॒मा शश्व॑तीनां विभाती॒नां प्र॑थ॒मोषा व्य॑श्वैत्॥

āvahantī poṣyā vāryāṇi citraṃ ketuṃ kṛṇute cekitānā |īyuṣīṇāmupamā śaśvatīnāṃ vibhātīnāṃ prathamoṣā vyaśvait ||

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