Rigveda 8.13.3
तम॑ह्वे॒ वाज॑सातय॒ इन्द्रं॒ भरा॑य शु॒ष्मिण॑म् ।भवा॑ नः सु॒म्ने अन्त॑म॒: सखा॑ वृ॒धे॥
tamahve vājasātaya indraṃ bharāya śuṣmiṇam |bhavā naḥ sumne antama: sakhā vṛdhe ||
Our plain-language meaning of this verse is waiting for scholar review.