One of Viṣṇu’s (Vishnu’s) names mentioned in Viṣṇusahasranāmastotra (Vishnusahasranamastotra) in Anuśāsanaparva (Anushasanaparva) of Mahābhārata (Mahabharata).

Mahābhārata (Kinjawadekar)(13.149.113)
Mahābhārata Vols. 1-43 (Siddhāntabāgīśa)(13.127.113)