This is a brief sub-gloss. For a fuller reading of this verse, see Madhusūdana, Śaṅkara, or Rāmānuja above.
And I am Ananta of the nāgas, of the particular kinds of nāga, and the king of the nāgas. I am Varuṇa of the water-creatures, the king of the water-deities. Of the ancestors I am the one named Aryaman, the king of the ancestors. I am Yama of those who restrain, those who work restraint.
Contemporary English rendering of the Sanskrit bhāṣya, pending scholar review.