Shiva Purana
स वै व पूजनान्नित्यमाज्ञां चैवाप्यदात्तथा ॥ पूजितश्च स्वयं शंभुस्तत्र तस्थौ वरानदात् ॥ १६ ॥
He asked them to worship him in that trunkless form. Worshipped by them, Śiva remained there and granted boons.
english translation
sa vai va pUjanAnnityamAjJAM caivApyadAttathA ॥ pUjitazca svayaM zaMbhustatra tasthau varAnadAt ॥ 16 ॥
hk transliteration by Sanscript