One verse

Srimad Bhagavatam 10.28.1

10.28.1

श्रीबादरायणिरुवाच एकादश्यां निराहार: समभ्यर्च्य जनार्दनम् । स्‍नातुं नन्दस्तु कालिन्द्यां द्वादश्यां जलमाविशत् ॥ १ ॥

śrī-bādarāyaṇir uvāca ekādaśyāṁ nirāhāraḥ samabhyarcya janārdanam snātuṁ nandas tu kālindyāṁ dvādaśyāṁ jalam āviśat

śrī-bādarāyaṇiḥ uvāca
Śrī Bādarāyaṇi (Śukadeva Gosvāmī) said
ekādaśyām
on Ekādaśī (the eleventh day of the lunar month)
nirāhāraḥ
fasting
samabhyarcya
having worshiped
janārdanam
Lord Janārdana, the Supreme Personality of Godhead
snātum
in order to bathe (before breaking the fast at its prescribed completion)
nandaḥ
Nanda Mahārāja
tu
but
kālindyām
in the river Yamunā
dvādaśyām
on the twelfth day
jalam
the water
āviśat
entered

Śrī Bādarāyaṇi said: Having worshiped Lord Janārdana and fasted on the Ekādaśī day, Nanda Mahārāja entered the water of the Kālindī on the Dvādaśī to take his bath.