artho 'yaṁ brahma-sūtrāṇāṁ
bhāratārtha-vinirṇayaḥ
gāyatrī-bhāṣya-rūpo 'sau
vedārtha-paribṛṁhitaḥ
purāṇānāṁ sāma-rūpaḥ
sākṣād-bhagavatoditaḥ
dvādaśa-skandha-yukto 'yaṁ
śata-viccheda-saṁyutaḥ
grantho 'ṣṭādaśa-sāhasraḥ
śrīmad-bhāgavatābhidhaḥ
arthaḥ ayam - this is the meaning; brahma-sūtrāṇām - of the aphorisms of the Vedānta-sūtra; bhārata-artha-vinirṇayaḥ - the ascertainment of the Mahābhārata; gāyatrī-bhāṣya-rūpaḥ - the purport of Brahma-gāyatrī, the mother of the Vedic literatures; asau - that; veda-artha-paribṛṁhitaḥ - expanded by the meanings of all the Vedas; purāṇānām - of the Purāṇas; sāma-rūpaḥ - the best (like the Sāma among the Vedas); sākṣāt - directly; bhagavatā uditaḥ - spoken by Vyāsadeva, an incarnation of the Supreme Personality of Godhead; dvādaśa-skanda-yuktaḥ - having twelve cantos; ayam - this; śata-viccheda-saṁyutaḥ - having 335 chapters; granthaḥ - this great literature; aṣṭādaśa-sāhasraḥ - having 18,000 verses; śrīmad-bhāgavata-abhidhaḥ - named Śrīmad-Bhāgavatam.
This is a quotation from the Garuḍa Purāṇa.