O greatly fortunate and learned brāhmaṇa, whether Nārāyaṇa is partial or impartial has become a subject of great doubt. Kindly dispel my doubt with positive evidence that Nārāyaṇa is always neutral and equal to everyone.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
इति नः सुमहाभाग नारायणगुणान् प्रति । संशयः सुमहान् जातस्तद्भवांश्छेत्तुमर्हति
iti naḥ sumahābhāga nārāyaṇaguṇān prati | saṃśayaḥ sumahān jātastadbhavāṃśchettumarhati
SB 7.1.3