Shiva Purana
भक्ताभीष्टप्रदो ज्ञेयो योपि दृष्टोर्चितो मुने ॥ ज्योतिर्लिंगे महादिव्ये वर्णिते ते महामुने॥ २२॥
O sage, O great sage, whatever is seen or worshipped ill the extremely divine phallic image described to you is the bestower of the desires of all devotees.
english translation
bhaktAbhISTaprado jJeyo yopi dRSTorcito mune ॥ jyotirliMge mahAdivye varNite te mahAmune॥ 22॥
hk transliteration by Sanscript