Rigveda 4.37.6
सेदृ॑भवो॒ यमव॑थ यू॒यमिन्द्र॑श्च॒ मर्त्य॑म् ।स धी॒भिर॑स्तु॒ सनि॑ता मे॒धसा॑ता॒ सो अर्व॑ता॥
sedṛbhavo yamavatha yūyamindraśca martyam |sa dhībhirastu sanitā medhasātā so arvatā ||
Our plain-language meaning of this verse is waiting for scholar review.