One verse

Srimad Bhagavatam 10.1.51

10.1.51

अग्नेर्यथा दारुवियोगयोगयो-रदृष्टतोऽन्यन्न निमित्तमस्ति । एवं हि जन्तोरपि दुर्विभाव्य:शरीरसंयोगवियोगहेतु: ॥ ५१ ॥

agner yathā dāru-viyoga-yogayor adṛṣṭato ’nyan na nimittam asti evaṁ hi jantor api durvibhāvyaḥ śarīra-saṁyoga-viyoga-hetuḥ

agneḥ
of a fire in the forest
yathā
as
dāru
of wood
viyoga-yogayoḥ
of both the escaping and the capturing
adṛṣṭataḥ
than unseen providence
anyat
some other reason or accident
na
not
nimittam
a cause
asti
there is
evam
in this way
hi
certainly
jantoḥ
of the living being
api
indeed
durvibhāvyaḥ
cannot be found out
śarīra
of the body
saṁyoga
of the accepting
viyoga
or of the giving up
hetuḥ
the cause

When a fire, for some unseen reason, leaps over one piece of wood and sets fire to the next, the reason is destiny. Similarly, when a living being accepts one kind of body and leaves aside another, there is no other reason than unseen destiny.