Mahabharata 3.258.11

पितामहो रावणस्य साक्षाद्देवः प्रजापतिःस्वयंभूः सर्वलोकानां प्रभुः स्रष्टा महातपाः

pitāmaho rāvaṇasya sākṣāddevaḥ prajāpatiḥsvayaṃbhūḥ sarvalokānāṃ prabhuḥ sraṣṭā mahātapāḥ

Our plain-language meaning of this verse is waiting for scholar review.