Shiva Purana
तत्प्रार्थितस्स वै शम्भुस्तडागे तत्र कामदाः॥ ज्योतिर्लिंग स्वरूपेण तस्थौ घुश्मेश्वराभिधः ॥ ५५॥
At her request, Śiva stayed in the lake in the form of Jyotirliṅga Ghuśmeśvara conferring desires to the devotees.
english translation
tatprArthitassa vai zambhustaDAge tatra kAmadAH॥ jyotirliMga svarUpeNa tasthau ghuzmezvarAbhidhaH ॥ 55॥
hk transliteration by Sanscript