Mahabharata 12.336.18
सुपर्णो नाम तमृषिः प्राप्तवान्पुरुषोत्तमात्तपसा वै सुतप्तेन दमेन नियमेन च
suparṇo nāma tamṛṣiḥ prāptavānpuruṣottamāttapasā vai sutaptena damena niyamena ca
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book