Thereafter, one day while Saubhari Muni, who was expert in chanting mantras, was sitting in a secluded place, he thought to himself about the cause of his falldown, which was simply that he had associated himself with the sexual affairs of the fish.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
स कदाचिदुपासीन आत्मापह्नवमात्मनः । ददर्श बह्वृचाचार्यो मीनसङ्गसमुत्थितम्
sa kadācidupāsīna ātmāpahnavamātmanaḥ | dadarśa bahvṛcācāryo mīnasaṅgasamutthitam
SB 9.6.49