Rigveda 10.79.3

प्र मा॒तुः प्र॑त॒रं गुह्य॑मि॒च्छन्कु॑मा॒रो न वी॒रुध॑: सर्पदु॒र्वीः ।स॒सं न प॒क्वम॑विदच्छु॒चन्तं॑ रिरि॒ह्वांसं॑ रि॒प उ॒पस्थे॑ अ॒न्तः॥

pra mātuḥ prataraṃ guhyamicchankumāro na vīrudha: sarpadurvīḥ |sasaṃ na pakvamavidacchucantaṃ ririhvāṃsaṃ ripa upasthe antaḥ ||

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