Rigveda 8.81.2

वि॒द्मा हि त्वा॑ तुविकू॒र्मिं तु॒विदे॑ष्णं तु॒वीम॑घम् ।तु॒वि॒मा॒त्रमवो॑भिः॥

vidmā hi tvā tuvikūrmiṃ tuvideṣṇaṃ tuvīmagham |tuvimātramavobhiḥ ||

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