भीष्मरक्षण-प्रकरणम् / The Protective Screen around Bhīṣma and the Śalya–Yudhiṣṭhira Clash
यदा तु पाण्डव: शूर: खाण्डवेडग्निमतर्पयत् । पराजित्य रणे शक्रं पर्याप्त॑ तन्निदर्शनम्
“But you will remember: when the heroic Arjuna, son of Pāṇḍu, defeated Śakra (Indra) in battle and satisfied Agni in the Khāṇḍava forest—that alone is proof enough of their invincibility.”
संजय उवाच