One verse

Srimad Bhagavatam 2.7.26

2.7.26

भूमे: सुरेतरवरूथविमर्दिताया: क्लेशव्ययाय कलया सितकृष्णकेश: । जात: करिष्यति जनानुपलक्ष्यमार्ग: कर्माणि चात्ममहिमोपनिबन्धनानि ॥ २६ ॥

bhumeh suretara-varutha-vimarditayah klesa-vyayaya kalaya sita-krsna-kesah jatah karisyati jananupalaksya-margah karmani catma-mahimopanibandhanani

bhumeh
of the entire world
sura-itara
other than godly persons
varutha
soldiers
vimarditayah
distressed by the burden
klesa
miseries
vyayaya
for the matter of diminishing
kalaya
along with His plenary expansion
sita-krsna
not only beautiful but also black
kesah
with such hairs
jatah
having appeared
karisyati
would act
jana
people in general
anupalaksya
rarely to be seen
margah
path
karmani
activities
ca
also
atma-mahima
glories of the Lord Himself
upanibandhanani
in relation to

When the world is overburdened by the fighting strength of kings who have no faith in God, the Lord, just to diminish the distress of the world, descends with His plenary portion. The Lord comes in His original form, with beautiful black hair. And just to expand His transcendental glories, He acts extraordinarily. No one can properly estimate how great He is.