The works of Ādi Śaṅkarācārya

Viṣṇusahasranāmastotram

Verse 37

आलोड्य सर्वशास्त्राणि विचार्य च पुनः पुनः ।इदमेकं सुनिष्पन्नं ध्येयो नारायणः सदा ॥

In plain words

Having churned the depths of every scripture and reflected upon them again and again, this single truth shines forth clearly: Nārāyaṇa alone is ever to be contemplated.

Close to the Sanskrit

Having thoroughly churned all scriptures and reflected again and again, this one thing is well established: Nārāyaṇa is always to be meditated upon.