हन्त त इदं प्रवक्ष्यामि गुह्यं ब्रह्म सनातनम् । यथा च मरणं प्राप्य आत्मा भवति गौतम ॥ ६॥

Well then, Gautama, I shall tell you about this profound and eternal Brahman and also about what happens to the atman after meeting death.