Verse 39

वेद तत्त्वां स्वसंवेद्यमाततं दुःखकारणम् ।विवेकजेन बोधेन तदिदं हन्यसे मया

In plain words

I know you now for what you truly are - known only to yourself, spread wide, the very cause of suffering; and by the awakening born of discernment, you - this very thing - are slain by me.