Bhagavad Gita 2.64
रागद्वेषवियुक्तैस्तु विषयानिन्द्रियश्चरण |
आत्मवश्यैर्विधेयात्मा प्रसादमधिगच्छति
Translation
But one who controls the mind, and is free from attachment and aversion, even while using the objects of the senses, attains the Grace of God.