Mbh 13.85.12a

"'"'Agni said, "These offspring have sprung from my limbs. They have all depended upon me as the cause of their starting into life. They should, therefore, be regarded as my children. Mahadeva in the form of Varuna is in error in respect of this matter."[392] After this, the master of all the worlds, the Grandsire of all creatures, viz., Brahman, then said, "These children are mine. The seed was mine which I poured upon the sacrificial fire. I am the accomplisher of this Sacrifice. It was I who poured on the sacrificial fire the seed that came out of myself. The fruit is always his who has planted the seed. The principal cause of these births is the seed owned by me." The deities then repaired to the presence of the Grandsire and having bowed their heads unto him joined their hands in reverence and they said unto him, "All of us, O illustrious one, and the entire universe of mobile and immobile creatures, are thy offspring. O sire, let Agni of blazing flames, and the illustrious and puissant Mahadeva who has, for this sacrifice, assumed the form of Varuna, have their wish (in the matter of the offspring)." At these words, although born of Brahman, the puissant Mahadeva in the form of Varuna, the ruler of all aquatic creatures received the firstborn one, viz., Bhrigu endued with the effulgence of the sun as his own child. The Grandsire then intended that Angiras should become the son of Agni. Conversant with the truth in respect of everything, the Grandsire then took Kavi as his own son. Engaged in procreating creatures for peopling the earth, Bhrigu who is regarded as a Prajapati thence came to be called as Varuna's offspring. Endued with every prosperity, Angiras came to be called the offspring of Agni, and the celebrated Kavi came to be known as the child of Brahman himself. Bhrigu and Angiras who had sprung from the flame and the charcoals of Agni respectively, became the procreators of extensive races and tribes in the world. Verily, these three, viz.