Prahlada at Kurukshetra — Origin of the Chakra-Trishula Exchange
विशाखयूपे तदनु दृष्ट्वा देवं तथाजितम् स्नात्वा तथा कृष्णतीर्थे त्रिरात्रं न्यवसच्छुचिः
viśākhayūpe tadanu dṛṣṭvā devaṃ tathājitam snātvā tathā kṛṣṇatīrthe trirātraṃ nyavasacchuciḥ
Thereafter, having beheld the unconquered Deity at Viśākhayūpa, he bathed at Kṛṣṇatīrtha and, purified, stayed there for three nights.