Rigveda 10.121.7
आपो॑ ह॒ यद्बृ॑ह॒तीर्विश्व॒माय॒न्गर्भं॒ दधा॑ना ज॒नय॑न्तीर॒ग्निम् ।ततो॑ दे॒वानां॒ सम॑वर्त॒तासु॒रेक॒: कस्मै॑ दे॒वाय॑ ह॒विषा॑ विधेम॥
āpo ha yadbṛhatīrviśvamāyangarbhaṃ dadhānā janayantīragnim |tato devānāṃ samavartatāsureka: kasmai devāya haviṣā vidhema ||
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book