Vṛddha-kanyā-carita and Balarāma’s Kurukṣetra Inquiry (वृद्धकन्या-चरितम् / कुरुक्षेत्रफल-प्रश्नः)
न चोपलेभे भगवान् शक्र: प्रहरणं तदा
na copalebhe bhagavān śakraḥ praharaṇaṃ tadā
And at that moment even the illustrious Śakra (Indra) could not obtain his weapon—suggesting a divinely imposed restraint, where power and entitlement yield to the higher order governing the unfolding of events.
वैशम्पायन उवाच