SB 12.13.15
sarva-vedanta-saram hi
sri-bhagavatam isyate
tad-rasamrta-trptasya
nanyatra syad ratih kvacit
Translation:
Srimad-Bhagavatam is declared to be the essence of all Vedanta philosophy. One who has felt satisfaction from its nectarean mellow will never be attracted to any other literature.