Bhagavad Gita Chapter 10.24
purodhasāḿ ca mukhyaḿ māḿ
viddhi pārtha bṛhaspatim
senānīnām ahaḿ skandaḥ
sarasām asmi sāgaraḥ
Translation
Of priests, O Arjuna, know Me to be the chief, Brihaspati. Of generals I am Kartikeya, and of bodies of water I am the ocean.