One verse

Srimad Bhagavatam 10.66.42

10.66.42

दग्ध्वा वाराणसीं सर्वां विष्णोश्चक्रं सुदर्शनम् । भूय: पार्श्वमुपातिष्ठत् कृष्णस्याक्लिष्टकर्मण: ॥ ४२ ॥

dagdhvā vārāṇasīṁ sarvāṁ viṣṇoś cakraṁ sudarśanam bhūyaḥ pārśvam upātiṣṭhat kṛṣṇasyākliṣṭa-karmaṇaḥ

dagdhvā
having burned
vārāṇasīm
Vārāṇasī
sarvām
all
viṣṇoḥ
of Lord Viṣṇu
cakram
the disc
sudarśanam
Sudarśana
bhūyaḥ
once again
pārśvam
the side
upātiṣṭhat
went to
kṛṣṇasya
of Kṛṣṇa
akliṣṭa
without trouble or fatigue
karmaṇaḥ
whose actions

After burning down the entire city of Vārāṇasī, Lord Viṣṇu’s Sudarśana cakra returned to the side of Śrī Kṛṣṇa, whose actions are effortless.