Mahabharata 12.327.32

ते रुद्राः प्रकृतिश्चैव सर्वे चैव सुरर्षयःउत्पन्ना लोकसिद्ध्यर्थं ब्रह्माणं समुपस्थिताः

te rudrāḥ prakṛtiścaiva sarve caiva surarṣayaḥutpannā lokasiddhyarthaṃ brahmāṇaṃ samupasthitāḥ

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