Canonical Ref: RV 1.18.7
Sanskrit (Devanāgarī)
यस्मा॑दृ॒ते न सिध्य॑ति य॒ज्ञो वि॑प॒श्चित॑श्च॒न । स धी॒नां योग॑मिन्वति
Canonical CTS URN Reference
Ṛgveda Saṁhitā, RV 1.18.7. Poorvam Open Research Engine (PORE) Corpus.