One verse

Bhagavad Gita 4.22

4.22

यदृच्छालाभसन्तुष्टो द्वन्द्वातीतो विमत्सरः | समः सिद्धावसिद्धौ च कृत्वापि न निबध्यते ||४-२२||

yadṛcchālābhasantuṣṭo dvandvātīto vimatsaraḥ . samaḥ siddhāvasiddhau ca kṛtvāpi na nibadhyate ||4-22||

yadṛcchā
out of its own accord
lābha
with gain
santuṣṭaḥ
satisfied
dvandva
duality
atītaḥ
surpassed
vimatsaraḥ
free from envy
samaḥ
steady
siddhau
in success
asiddhau
failure
ca
also
kṛtvā
doing
api
although
na
never
nibadhyate
becomes affected

He who is satisfied with gain which comes of its own accord, who is free from duality and does not envy, who is steady in both success and failure, is never entangled, although performing actions.