One verse

Srimad Bhagavatam 4.29.6

4.29.6

सखाय इन्द्रियगणा ज्ञानं कर्म च यत्कृतम् । सख्यस्तद्वृत्तय: प्राण: पञ्चवृत्तिर्यथोरग: ॥ ६ ॥

sakhaya indriya-gana jnanam karma ca yat-krtam sakhyas tad-vrttayah pranah panca-vrttir yathoragah

sakhayah
the male friends
indriya-ganah
the senses
jnanam
knowledge
karma
activity
ca
also
yat-krtam
done by the senses
sakhyah
female friends
tat
of the senses
vrttayah
engagements
pranah
life air
panca-vrttih
having five processes
yatha
like
uragah
the serpent.

The five working senses and the five senses that acquire knowledge are all male friends of Puranjani. The living entity is assisted by these senses in acquiring knowledge and engaging in activity. The engagements of the senses are known as girl friends, and the serpent, which was described as having five heads, is the life air acting within the five circulatory processes.