One verse

Bhagavad Gita 12.5

12.5

क्लेशोऽधिकतरस्तेषामव्यक्तासक्तचेतसाम् | अव्यक्ता हि गतिर्दुःखं देहवद्भिरवाप्यते ||१२-५||

kleśo.adhikatarasteṣāmavyaktāsaktacetasām || avyaktā hi gatirduḥkhaṃ dehavadbhiravāpyate ||12-5||

kleśaḥ
trouble
adhika-taraḥ
very much
teṣām
of them
avyakta
to the unmanifested
āsakta
attached
cetasām
of those whose minds
avyaktā
toward the unmanifested
hi
certainly
gatiḥ
progress
duḥkham
with trouble
deha-vadbhiḥ
by the embodied
avāpyate
is achieved

For those whose minds are attached to the unmanifested, impersonal feature of the Supreme, advancement is very troublesome. To make progress in that discipline is always difficult for those who are embodied.