By the influence of Indra, the King of heaven, the sons of Sagara had lost their intelligence and disrespected a great personality. Consequently, fire emanated from their own bodies, and they were immediately burned to ashes.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
हन्यतां हन्यतां पाप इति षष्टिसहस्रिणः । उदायुधा अभिययुरुन्मिमेष तदा मुनिः
hanyatāṃ hanyatāṃ pāpa iti ṣaṣṭisahasriṇaḥ | udāyudhā abhiyayurunmimeṣa tadā muniḥ
SB 9.8.11