Chapter 6 · The Yoga of Meditation · Krishna said
Bhagavad Gita 6.24 — Letting go of desires
सङ्कल्पप्रभवान्कामांस्त्यक्त्वा सर्वानशेषतः। मनसैवेन्द्रियग्रामं विनियम्य समन्ततः ॥
saṅkalpaprabhavānkāmāṃstyaktvā sarvānaśeṣataḥ | manasaivendriyagrāmaṃ viniyamya samantataḥ ||
Meaning
Giving up completely all desires born of mental intentions, and restraining the whole group of senses on every side by the mind itself —