Shiva Purana
प्रेमी विक्लिन्नहृदयो गल्लनादं यदाकरोत् ॥ तदा च शंकरो देवस्सुप्रसन्नो बभूव ह ॥ ३२ ॥
With the heart drenched with devotional love he produced the throat-sound. Lord Śiva was much delighted.
english translation
premI viklinnahRdayo gallanAdaM yadAkarot ॥ tadA ca zaMkaro devassuprasanno babhUva ha ॥ 32 ॥
hk transliteration by Sanscript