One verse

Srimad Bhagavatam 10.63.6

10.63.6

बाणार्थे भगवान् रुद्र: ससुत: प्रमथैर्वृत: । आरुह्य नन्दिवृषभं युयुधे रामकृष्णयो: ॥ ६ ॥

bāṇārthe bhagavān rudraḥ sa-sutaḥ pramathair vṛtaḥ āruhya nandi-vṛṣabhaṁ yuyudhe rāma-kṛṣṇayoḥ

bāṇa-arthe
for Bāṇa’s sake
bhagavān rudraḥ
Lord Śiva
sa-sutaḥ
together with his son (Kārtikeya, the general of the demigods’ army)
pramathaiḥ
by the Pramathas (mystic sages who always attend Lord Śiva, appearing in a multitude of forms)
vṛtaḥ
accompanied
āruhya
riding
nandi
on Nandi
vṛṣabham
his bull
yuyudhe
he fought
rāma-kṛṣṇayoḥ
with Balarāma and Kṛṣṇa

Lord Rudra, accompanied by his son Kārtikeya and the Pramathas, came riding on Nandi, his bull carrier, to fight Balarāma and Kṛṣṇa on Bāṇa’s behalf.