One verse

Srimad Bhagavatam 10.34.9

10.34.9

स वै भगवत: श्रीमत्पादस्पर्शहताशुभ: । भेजे सर्पवपुर्हित्वा रूपं विद्याधरार्चितम् ॥ ९ ॥

sa vai bhagavataḥ śrīmat pāda-sparśa-hatāśubhaḥ bheje sarpa-vapur hitvā rūpaṁ vidyādharārcitam

saḥ
he
vai
indeed
bhagavataḥ
of the Supreme Personality of Godhead
śrī-mat
divine
pāda
of the foot
sparśa
by the touch
hata
destroyed
aśubhaḥ
all inauspiciousness
bheje
assumed
sarpa-vapuḥ
his snake body
hitvā
giving up
rūpam
a form
vidyādhara
by the Vidyādharas
arcitam
worshiped

The snake had all his sinful reactions destroyed by the touch of the Supreme Lord’s divine foot, and thus he gave up his serpent body and appeared in the form of a worshipable Vidyādhara.