Shiva Purana
उपमन्युरुवाच ॥ त्वयैवं कथितं सर्वं भवनिन्दा रतेन वैः॥ प्रसंगाद्देवदेवस्य निर्गुणत्वं पिशाचता ॥ २९ ॥
Upamanyu said:— All this has been mentioned by you indulging in insult of Śiva. Incidentally you have mentioned that Śiva, the lord of the gods, is attributeless as well as Piśāca.
english translation
upamanyuruvAca ॥ tvayaivaM kathitaM sarvaM bhavanindA ratena vaiH॥ prasaMgAddevadevasya nirguNatvaM pizAcatA ॥ 29 ॥
hk transliteration by Sanscript