Rigveda 8.23.28

त्वं व॑रो सु॒षाम्णेऽग्ने॒ जना॑य चोदय ।सदा॑ वसो रा॒तिं य॑विष्ठ॒ शश्व॑ते॥

tvaṃ varo suṣāmṇe'gne janāya codaya |sadā vaso rātiṃ yaviṣṭha śaśvate ||

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