Shiva Purana
अयुक्तानामबुद्धीनामभक्तानां सुरेश्वरि ॥ दुर्लभं संततिज्ञानं ततो यत्नात्समाश्रयेत् ॥ २८ ॥
O goddess, the knowledge of generations is inaccessible to those who are not my devotees, who are devoid of intellect and who do not practise Yoga. Hence one shall assiduously resort to these.
english translation
ayuktAnAmabuddhInAmabhaktAnAM surezvari ॥ durlabhaM saMtatijJAnaM tato yatnAtsamAzrayet ॥ 28 ॥
hk transliteration by Sanscript