Canonical Ref: RV 4.1.23
Sanskrit (Devanāgarī)
स जा॑यत प्रथ॒मः प॒स्त्या॑सु म॒हो बु॒ध्ने रज॑सो अ॒स्य योनौ॑ ।
Canonical CTS URN Reference
Ṛgveda Saṁhitā, RV 4.1.23. Poorvam Open Research Engine (PORE) Corpus.