Summary
Krishna describes the metaphorical tree of material existence and reveals himself as the Supreme Divine Person.
Verse 15
सर्वस्य चाहं हृदि सन्निविष्टो मत्तः स्मृतिर्ज्ञानमपोहनं च । वेदैश्च सर्वैरहमेव वेद्यो वेदान्तकृद्वेदविदेव चाहम् ॥
sarvasya cāhaṃ hṛdi sanniviṣṭo mattaḥ smṛtir jñānam apohanaṃ ca | vedaiś ca sarvair aham eva vedyo vedānta-kṛd veda-vid eva cāham ||
I am seated in everyone's heart, and from Me come remembrance, knowledge and forgetfulness. By all the Vedas, I am to be known. Indeed, I am the compiler of Vedanta, and I am the knower of the Vedas.