Rigveda 7.6.4
यो अ॑पा॒चीने॒ तम॑सि॒ मद॑न्ती॒: प्राची॑श्च॒कार॒ नृत॑म॒: शची॑भिः ।तमीशा॑नं॒ वस्वो॑ अ॒ग्निं गृ॑णी॒षेऽना॑नतं द॒मय॑न्तं पृत॒न्यून्॥
yo apācīne tamasi madantī: prācīścakāra nṛtama: śacībhiḥ |tamīśānaṃ vasvo agniṃ gṛṇīṣe'nānataṃ damayantaṃ pṛtanyūn ||
Our plain-language meaning of this verse is waiting for scholar review.