Caitanya-caritāmṛta 3.29
eta bali’ namaskari’ kaila gaṅgā-snāna eka kaupīna, nāhi dvitīya paridhāna
[eta bali’ namaskari’ kaila gangaa-snaana eka kaupeena, naahi dviteeya paridhaana]
Blended reading (Sanskrit + English inline)
eta bali’ namaskari’ kaila gaṅgā-snāna eka kaupīna, nāhi dvitīya paridhāna
After reciting this mantra, Śrī Caitanya Mahāprabhu offered obeisances and took His bath in the Ganges. At that time He had on only one piece of underwear, for there was no second garment.
My note
Source: vedabase.io