Canonical Ref: AV 15.4.17
Sanskrit (Devanāgarī)
शै॒शि॒रौ मासौ॑ गो॒प्तारा॒वकु॑र्व॒न् दिवं॑ चादि॒त्यं चा॑नुष्ठा॒तारौ॑
Canonical CTS URN Reference
Atharvaveda Saṁhitā (Śaunaka), AV 15.4.17. Poorvam Open Research Engine (PORE) Corpus.