One verse

Bhagavad Gita 18.67

18.67

इदं ते नातपस्काय नाभक्ताय कदाचन | न चाशुश्रूषवे वाच्यं न च मां योऽभ्यसूयति ||१८-६७||

idaṃ te nātapaskāya nābhaktāya kadācana . na cāśuśrūṣave vācyaṃ na ca māṃ yo.abhyasūyati ||18-67||

idam
this
te
by you
na
never
atapaskāya
to one who is not austere
na
never
abhaktāya
to one who is not a devotee
kadācana
at any time
na
never
ca
also
aśuśrūṣave
to one who is not engaged in devotional service
vācyam
to be spoken
na
never
ca
also
mām
toward Me
yaḥ
anyone who
abhyasūyati
is envious
yaḥ
anyone who

This confidential knowledge may never be explained to those who are not austere, or devoted, or engaged in devotional service, nor to one who is envious of Me.