Mahabharata 13.14.183

योऽसृजद्दक्षिणादङ्गाद्ब्रह्माणं लोकसंभवम्वामपार्श्वात्तथा विष्णुं लोकरक्षार्थमीश्वरःयुगान्ते चैव संप्राप्ते रुद्रमङ्गात्सृजत्प्रभुः

yo'sṛjaddakṣiṇādaṅgādbrahmāṇaṃ lokasaṃbhavamvāmapārśvāttathā viṣṇuṃ lokarakṣārthamīśvaraḥyugānte caiva saṃprāpte rudramaṅgātsṛjatprabhuḥ

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