One verse

Srimad Bhagavatam 2.9.31

2.9.31

श्रीभगवानुवाच ज्ञानं परमगुह्यं मे यद् विज्ञानसमन्वितम् । सरहस्यं तदङ्गं च गृहाण गदितं मया ॥ ३१ ॥

sri-bhagavan uvaca jnanam parama-guhyam me yad vijnana-samanvitam sarahasyam tad-angam ca grhana gaditam maya

sri-bhagavan uvaca
the personality of Godhead said
jnanam
knowledge acquired
parama
extremely
guhyam
confidential
me
of Me
yat
which is
vijnana
realization
samanvitam
coordinated
sa-rahasyam
with devotional service
tat
of that
angam ca
necessary paraphernalia
grhana
just try to take up
gaditam
explained
maya
by Me.

The Personality of Godhead said: Knowledge about Me as described in the scriptures is very confidential, and it has to be realized in conjunction with devotional service. The necessary paraphernalia for that process is being explained by Me. You may take it up carefully.