The works of Ādi Śaṅkarācārya

Viṣṇusahasranāmastotram

Verse 240

इति हरिवंशे कैलासयात्रायां हरिरेको ध्यातव्य इत्युक्तं

In plain words

So too in the Harivaṃśa, in the passage on the journey to Kailāsa, it is said: Hari alone is to be meditated on.

Close to the Sanskrit

Thus, in the Harivaṃśa, in the Kailāsa-journey, 'Hari alone is to be meditated upon' — thus it is said.