One verse

Srimad Bhagavatam 4.21.24

4.21.24

य उद्धरेत्करं राजा प्रजा धर्मेष्वशिक्षयन् । प्रजानां शमलं भुङ्क्ते भगं च स्वं जहाति स: ॥ २४ ॥

ya uddharet karam raja praja dharmesv asiksayan prajanam samalam bhunkte bhagam ca svam jahati sah

yah
anyone (king or governor)
uddharet
exact
karam
taxes
raja
king
prajah
the citizens
dharmesu
in executing their respective duties
asiksayan
without teaching them how to execute their respective duties
prajanam
of the citizens
samalam
impious
bhunkte
enjoys
bhagam
fortune
ca
also
svam
own
jahati
gives up
sah
that king.

Any king who does not teach his citizens about their respective duties in terms of varna and asrama but who simply exacts tolls and taxes from them is liable to suffer for the impious activities which have been performed by the citizens. In addition to such degradation, the king also loses his own fortune.