One verse

Srimad Bhagavatam 10.76.6

10.76.6

देवासुरमनुष्याणां गन्धर्वोरगरक्षसाम् । अभेद्यं कामगं वव्रे स यानं वृष्णिभीषणम् ॥ ६ ॥

devāsura-manuṣyāṇāṁ gandharvoraga-rakṣasām abhedyaṁ kāma-gaṁ vavre sa yānaṁ vṛṣṇi-bhīṣaṇam

deva
by demigods
asura
demons
manuṣyāṇām
and humans
gandharva
by Gandharvas
uraga
celestial serpents
rakṣasām
and Rākṣasa spirits
abhedyam
indestructible
kāma
at will
gam
traveling
vavre
chose
saḥ
he
yānam
a vehicle
vṛṣṇi
for the Vṛṣṇis
bhīṣaṇam
terrifying

Śālva chose a vehicle that could be destroyed by neither demigods, demons, humans, Gandharvas, Uragas nor Rākṣasas, that could travel anywhere he wished to go, and that would terrify the Vṛṣṇis.