Skandapurana 7.18.89_87

7.18.89_87

jitameva tadātmānamamanyata mahāsuraḥ .
prahrādāsurasaṃgrāmaṃ ghoraṃ devabhayaṃkaram . .48. .
abhūdabdaśataṃ divyaṃ viṣṇunā sārdhamadbhutam .
na śrutena na vīryeṇa na śauryeṇa na tejasā . .49..

the great Asura then considered himself truly defeated. / The battle between Prahrāda and the Asuras, dreadful and terrifying to the gods, / with Viṣṇu was an astonishing affair lasting a hundred divine years. / Neither in sacred learning, nor in prowess, nor in valor, nor in brilliance,