Bhagavatapurana 3.7.42

3.7.42

/0 śrī-śuka uvāca
sa ittham āpṛṣṭa-purāṇa-kalpaḥ kuru-pradhānena muni-pradhānaḥ /
pravṛddha-harṣo bhagavat-kathāyāṃ sañcoditas taṃ prahasann ivāha //

42. Sri Suka said:—Thus requested by Vidura, foremost among the Kurus, the great sage who was almost a Purana of information, was highly delighted on being requested to tell the stories of the Almighty Lord and spoke to him with a smile on his lips.