Bhagavad Gita 1.20

अथ सत्यान्दृष्ट्वा धार्तराष्ट्रान् कपिध्वज: |
प्रवृत्ते शस्त्रसम्पते धनुर्द्यम्य पाण्डव:

Translation

At that time, the son of Pandu, Arjun, who had the insignia of Hanuman on the flag of his chariot, took up his bow. Seeing your sons arrayed against him, O King, Arjun then spoke the following words to Shree Krishna.