Rasarnava 7.25

7.25

vastreṇa baddhvā capalaṃ laṅghayedyadi sāgaram
vastraṃ ca veṣṭayet sadyaḥ tenāsau capalaḥ smṛtaḥ //

If, bound with a cloth, capala would cross the ocean,
it would immediately envelop the cloth; therefore it is remembered as capala.