Rigveda 8.74.11

यं त्वा॑ गो॒पव॑नो गि॒रा चनि॑ष्ठदग्ने अङ्गिरः ।स पा॑वक श्रुधी॒ हव॑म्॥

yaṃ tvā gopavano girā caniṣṭhadagne aṅgiraḥ |sa pāvaka śrudhī havam ||

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