Bhagavad-gītā 6.18
BG 6.18
Open the full passageयदा विनियतं चित्तमात्मन्येवावतिष्ठते । निःस्पृहः सर्वकामेभ्यो युक्त इत्युच्यते तदा ॥१८॥
Sanskrit
yadā viniyataṁ cittam ātmany evāvatiṣṭhate nispṛhaḥ sarva-kāmebhyo yukta ity ucyate tadā
Translation
When the yogī, by practice of yoga, disciplines his mental activities and becomes situated in transcendence—devoid of all material desires—he is said to be well established in yoga.