Bhagavad Gita 18.63

इति ते ज्ञानमाख्यातं गुह्याद्गुह्यतरं मया |
विमृष्यैतदशेषेण यथेच्छसि तथा कुरु

Translation

Thus, I have explained to you this knowledge that is more secret than all secrets. Ponder over it deeply, and then do as you wish.