One verse

Srimad Bhagavatam 10.58.25

10.58.25

भगवांस्तत्र निवसन् स्वानां प्रियचिकीर्षया । अग्नये खाण्डवं दातुमर्जुनस्यास सारथि: ॥ २५ ॥

bhagavāṁs tatra nivasan svānāṁ priya-cikīrṣayā agnaye khāṇḍavaṁ dātum arjunasyāsa sārathiḥ

bhagavān
the Supreme Lord
tatra
there
nivasan
residing
svānām
for His own (devotees)
priya
pleasure
cikīrṣayā
desiring to give
agnaye
to Agni, the demigod of fire
khāṇḍavam
the Khāṇḍava forest
dātum
in order to give
arjunasya
of Arjuna
āsa
He became
sārathiḥ
the chariot driver

The Supreme Lord stayed in that city for some time to please His devotees. On one occasion, Śrī Kṛṣṇa wanted to give the Khāṇḍava forest as a gift to Agni, and so the Lord became Arjuna’s charioteer.