Rigveda 8.15.13

अरं॒ क्षया॑य नो म॒हे विश्वा॑ रू॒पाण्या॑वि॒शन् ।इन्द्रं॒ जैत्रा॑य हर्षया॒ शची॒पति॑म्॥

araṃ kṣayāya no mahe viśvā rūpāṇyāviśan |indraṃ jaitrāya harṣayā śacīpatim ||

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