Śrīmad-Bhāgavatam · Text 7.4.39
Who is speaking and story frame
क्वचिद्रुदति वैकुण्ठचिन्ताशबलचेतन: ।
क्वचिद्धसति तच्चिन्ताह्लाद उद्गायति क्वचित् ॥ ३९ ॥
kvacid rudati vaikuṇṭha-
cintā-śabala-cetanaḥ
kvacid dhasati tac-cintā-
hlāda udgāyati kvacit
Because of advancement in Kṛṣṇa consciousness, he sometimes cried, sometimes laughed, sometimes expressed jubilation and sometimes sang loudly.
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