Śrīmad-Bhāgavatam · Text 11.22.33
Who is speaking and story frame
योऽसौ गुणक्षोभकृतो विकार:
प्रधानमूलान्महत: प्रसूत: ।
अहं त्रिवृन्मोहविकल्पहेतु-
र्वैकारिकस्तामस ऐन्द्रियश्च ॥ ३३ ॥
yo ’sau guṇa-kṣobha-kṛto vikāraḥ
pradhāna-mūlān mahataḥ prasūtaḥ
ahaṁ tri-vṛn moha-vikalpa-hetur
vaikārikas tāmasa aindriyaś ca
When the three modes of nature are agitated, the resultant transformation appears as the element false ego in three phases — goodness, passion and ignorance. Generated from the mahat-tattva, which is itself produced from the unmanifest pradhāna, this false ego becomes the cause of all material illusion and duality.
Read the purport on Vedabase.ioFrom Canto 10, chapter 14 onward, the translation and purports were completed by Śrīla Prabhupāda's disciples after his departure, and published by the Bhaktivedanta Book Trust.