Bhagwad Gita
Chapter 2, Verse 64
रागद्वेषवियुक्तैस्तु विषयानिन्द्रियैश्चरन्।
आत्मवश्यैर्विधेयात्मा प्रसादमधिगच्छति।।2.64।।
One who can control his senses by practicing the regulated principles of freedom can obtain the complete mercy of the Lord and thus become free from all attachment and aversion.