O highly blessed one, do you hear, from the beginning, what are the duties of those pious Rishis who know every duty and who are known by the name of Phenapas.
फेनपानामृषीणां यो धर्मो धर्मविदां सताम्। तन्मे शृणु महाभागे धर्मज्ञे धर्ममादितः॥