One verse

Srimad Bhagavatam 1.18.34

1.18.34

ब्राह्मणै: क्षत्रबन्धुर्हि गृहपालो निरूपित: । स कथं तद्गृहे द्वा:स्थ: सभाण्डं भोक्तुमर्हति ॥ ३४ ॥

brahmanaih ksatra-bandhur hi grha-palo nirupitah sa katham tad-grhe dvah-sthah sabhandam bhoktum arhati

brahmanaih
by the brahminical order
ksatra-bandhuh
the sons of the ksatriyas
hi
certainly
grha-palah
the watchdog
nirupitah
designated
sah
he
katham
on what grounds
tat-grhe
in the home of him (the master)
dvah-sthah
keeping at the door
sa-bhandam
in the same pot
bhoktum
to eat
arhati
deserves.

The descendants of the kingly orders are definitely designated as watchdogs, and they must keep themselves at the door. On what grounds can dogs enter the house and claim to dine with the master on the same plate?