Bhagavad Gita 2.61

तानि सर्वाणि संयम्य युक्त असित मत्पर: |
वशे हि यस्येन्द्रियाणि तस्य प्रज्ञा प्रतिष्ठिता

Translation

They are established in perfect knowledge, who subdue their senses and keep their minds ever absorbed in Me.