Śrīmad-Bhāgavatam · Text 12.10.41
Who is speaking and story frame
एतत् केचिदविद्वांसो मायासंसृतिरात्मन: ।
अनाद्यावर्तितं नृणां कादाचित्कं प्रचक्षते ॥ ४१ ॥
etat kecid avidvāṁso
māyā-saṁsṛtir ātmanaḥ
anādy-āvartitaṁ nṝṇāṁ
kādācitkaṁ pracakṣate
Although this event was unique and unprecedented, some unintelligent persons compare it to the cycle of illusory material existence the Supreme Lord has created for the conditioned souls — an endless cycle that has been continuing since time immemorial.
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.