Bhagavatapurana 6.11.13

6.11.13

sa taṃ nṛpendrāhavakāmyayā ripuṃ vajrāyudhaṃ bhrātṛhaṇaṃ vilokya /
smaraṃśca tatkarma nṛśaṃsamaṃhaḥ śokena mohena hasan jagāda //

13. O great king, desirous of war-like deeds and looking at the wielder of Vajra, the slayer of his brother, Vrithra remembering that cruel deed of Indra and his sinful act and through grief and confusion putting on a smile, said (as follows).