Rigveda 8.95.7

एतो॒ न्विन्द्रं॒ स्तवा॑म शु॒द्धं शु॒द्धेन॒ साम्ना॑ ।शु॒द्धैरु॒क्थैर्वा॑वृ॒ध्वांसं॑ शु॒द्ध आ॒शीर्वा॑न्ममत्तु॥

eto nvindraṃ stavāma śuddhaṃ śuddhena sāmnā |śuddhairukthairvāvṛdhvāṃsaṃ śuddha āśīrvānmamattu ||

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