One verse

Srimad Bhagavatam 10.50.41

10.50.41

एवं सप्तदशकृत्वस्तावत्यक्षौहिणीबल: । युयुधे मागधो राजा यदुभि: कृष्णपालितै: ॥ ४१ ॥

evaṁ saptadaśa-kṛtvas tāvaty akṣauhiṇī-balaḥ yuyudhe māgadho rājā yadubhiḥ kṛṣṇa-pālitaiḥ

evam
in this way
sapta-daśa
seventeen
kṛtvaḥ
times
tāvati
even thus (being defeated)
akṣauhiṇī
consisting of entire divisions
balaḥ
his military strength
yuyudhe
fought
māgadhaḥ rājā
the King of Magadha
yadubhiḥ
with the Yadus
kṛṣṇa-pālitaiḥ
protected by Kṛṣṇa

Seventeen times the King of Magadha met defeat in this very way. And yet throughout these defeats he fought on with his akṣauhiṇī divisions against the forces of the Yadu dynasty who were protected by Śrī Kṛṣṇa.