Srimad-Bhagavatam: Canto 7 - Chapter 1 - Verse 10


बुद्धिभेद: परकृत उताहो ते स्वतोऽभवत् ।भण्यतां श्रोतुकामानां गुरूणां कुलनन्दन ॥ १० ॥


buddhi-bhedaḥ para-kṛtautāho te svato ’bhavatbhaṇyatāṁ śrotu-kāmānāṁgurūṇāṁ kula-nandana


O best of your family, has this pollution of your intelligence been brought about by you or by the enemies? We are all your teachers and are very eager to hear about this. Please tell us the truth.


Prahlāda Mahārāja’s teachers were astonished that a small boy could speak such exalted Vaiṣṇava philosophy. Therefore they inquired about the Vaiṣṇavas who stealthily taught it to him, in order that these Vaiṣṇavas might be arrested and killed in the presence of Prahlāda’s father, Hiraṇyakaśipu.