Śrīmad-Bhāgavatam (Bhāgavata Purāṇa) / Canto 6: Prescribed Duties for Mankind / CHAPTER THIRTEEN / This chapter describes Indra’s fear at having killed a brāhmaṇa (Vṛtrāsura), and it also describes how he fled and was saved by the grace of Lord Viṣṇu.