Shiva Purana

siva.sh/siva-purana/rudra-samhita/65/20

सनत्कुमार उवाच ।। यूयं तिस्रो भगिन्यश्च मूढाः सद्वयुनोज्झिताः ।। अज्ञातश्रुतितत्त्वा हि पितृकन्या अपि ध्रुवम् ।। 2.3.2.२० ।।

sanskrit

Sanatkumāra said: Inspite of being the daughters of the forefathers, ye three sisters are foolish, bereft of wisdom and ignorant of the essence of the Vedas.

english translation

sanatkumAra uvAca || yUyaM tisro bhaginyazca mUDhAH sadvayunojjhitAH || ajJAtazrutitattvA hi pitRkanyA api dhruvam || 2.3.2.20 ||

hk transliteration by Sanscript