Bhagavad Gita · 10.31
पवनः पवतामस्मि रामः शस्त्रभृतामहम्।झषाणां मकरश्चास्मि स्रोतसामस्मि जाह्नवी॥
pavanaḥ pavatām asmi rāmaḥ śhastra-bhṛitām aham jhaṣhāṇāṁ makaraśh chāsmi srotasām asmi jāhnavī
Among purifiers, I am the wind. Among warriors, I am Rama. Among aquatic creatures, I am the crocodile. Among rivers, I am the Ganges.
— Bhagavad Gita 10.31
Source: Sacred-Texts.com (Sanskrit) + Bhagavad-Gita.io (translations)