Chapter 10 · The Divine Glories · Krishna said
Bhagavad Gita 10.29 — Ananta, Varun and Yama
अनन्तश्चास्मि नागानां वरुणो यादसामहम्। पितॄणामर्यमा चास्मि यमः संयमतामहम् ॥
anantaścāsmi nāgānāṃ varuṇo yādasāmaham | pitṝṇāmaryamā cāsmi yamaḥ saṃyamatāmaham ||
Meaning
Among the Nagas I am Ananta (Sheshnag), among water beings I am Varun. Among the ancestors I am Aryama, and among those who keep order I am Yama.