Verse 32

कोऽहं कथमिदं किंवा कथं मरणजन्मनी ।विचारयान्तरेवं त्वं महत्तामलमेष्यसि

In plain words

'Who am I? How is this? Or what is it? How are death and birth?' -- inquire thus within, and you will fully come to greatness.