śuni' premāveśe nṛtya kare śrīnivāsa
kakṣa-tāli bājāya, kare aṭṭa-aṭṭa hāsa
śuni'-hearing; prema-āveśe—in ecstatic love; nṛtya—dancing; kare—does; śrīnivāsa—Śrīvāsa Ṭhākura; kakṣa-tāli—his armpits with his palms; bājāya—sounds; kare—does; aṭṭa-aṭṭa hāsa—very loud laughing.
Śrīvāsa then began to dance in ecstatic love. He vibrated sounds by slapping his armpits with the palms of his hands, and he laughed very loudly.
Link to this page: https://prabhupadabooks.com/cc/madhya/14/229