One verse

Srimad Bhagavatam 10.77.5

10.77.5

एवं यदूनां शाल्वानां निघ्नतामितरेतरम् । युद्धं त्रिनवरात्रं तदभूत्तुमुलमुल्बणम् ॥ ५ ॥

evaṁ yadūnāṁ śālvānāṁ nighnatām itaretaram yuddhaṁ tri-nava-rātraṁ tad abhūt tumulam ulbaṇam

evam
thus
yadūnām
of the Yadus
śālvānām
and the followers of Śālva
nighnatām
striking
itara-itaram
one another
yuddham
fight
tri
three times
nava
nine
rātram
for nights
tat
that
abhūt
was
tumulam
tumultuous
ulbaṇam
fearsome

As the Yadus and Śālva’s followers thus went on attacking one another, the tumultuous, fearsome battle continued for twenty-seven days and nights.