Shiva Purana
सर्वांस्तांश्च तदा हत्वा वरं प्रादाद्वनस्य च ॥ अत्यद्भुतकरश्शंभुस्स्वलीलात्तसुविग्रहः ॥ १४॥
After killing all of them, Śiva the creator of his Oracles and who assumes bodies in the course of sports granted a boon to the forest.
english translation
sarvAMstAMzca tadA hatvA varaM prAdAdvanasya ca ॥ atyadbhutakarazzaMbhussvalIlAttasuvigrahaH ॥ 14॥
hk transliteration by Sanscript