One verse

Bhagavad Gita 6.18

6.18

यदा विनियतं चित्तमात्मन्येवावतिष्ठते | निःस्पृहः सर्वकामेभ्यो युक्त इत्युच्यते तदा ||६-१८||

yadā viniyataṃ cittamātmanyevāvatiṣṭhate . niḥspṛhaḥ sarvakāmebhyo yukta ityucyate tadā ||6-18||

yadā
when
viniyatam
particularly disciplined
cittam
the mind and its activities
ātmani
in the transcendence
eva
certainly
avatiṣṭhate
becomes situated
nispṛhaḥ
devoid of desire
sarva
for all kinds of
kāmebhyaḥ
material sense gratification
yuktaḥ
well situated in yoga
iti
thus
ucyate
is said to be
tadā
at that time

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.