Shiva Purana
ये सत्यस्मिच्छिवे ज्ञाने सर्वकामार्थ साधने ॥ न कुर्वन्त्यात्मनः श्रेयस्तदत्र महदद्भुतम् ॥ ४६॥
Even when the perfect knowledge of Śiva that leads to the achievement of desire is available, it is really a great surprise if people do not strive for its attainment in their own interest.
english translation
ye satyasmicchive jJAne sarvakAmArtha sAdhane ॥ na kurvantyAtmanaH zreyastadatra mahadadbhutam ॥ 46॥
hk transliteration by Sanscript