Rigveda 4.21.5
उप॒ यो नमो॒ नम॑सि स्तभा॒यन्निय॑र्ति॒ वाचं॑ ज॒नय॒न् यज॑ध्यै ।ऋ॒ञ्ज॒सा॒नः पु॑रु॒वार॑ उ॒क्थैरेन्द्रं॑ कृण्वीत॒ सद॑नेषु॒ होता॑॥
upa yo namo namasi stabhāyanniyarti vācaṃ janayan yajadhyai |ṛñjasānaḥ puruvāra ukthairendraṃ kṛṇvīta sadaneṣu hotā ||
Our plain-language meaning of this verse is waiting for scholar review.