One verse

Srimad Bhagavatam 1.7.35

1.7.35

मैनं पार्थार्हसि त्रातुं ब्रह्मबन्धुमिमं जहि । योऽसावनागस: सुप्तानवधीन्निशि बालकान् ॥ ३५ ॥

mainam partharhasi tratum brahma-bandhum imam jahi yo ’sav anagasah suptan avadhin nisi balakan

ma enam
never unto him
partha
O Arjuna
arhasi
ought to
tratum
give release
brahma-bandhum
a relative of a brahmana
imam
him
jahi
kill
yah
he (who has)
asau
those
anagasah
faultless
suptan
while sleeping
avadhit
killed
nisi
at night
balakan
the boys.

Lord Sri Krsna said: O Arjuna, you should not show mercy by releasing this relative of a brahmana (brahma-bandhu), for he has killed innocent boys in their sleep.