Those who hear Srimad Bhagvatam regularly and taking matter seriously will have Lord Krishna manifested in there heart within a short time.
Srimad Bhagavatam does not allow its followers to ask anything from God except eternal love towards Him.
Unless one is a completely pure devotee, one cannot enjoy the transcendental bliss derived from chanting and dancing in the ecstasy of the sankirtana movement. Such ecstasy is not possible for an ordinary devotee.
Purport on Srimad Bhagavatam 8.3.20-21
Simply by accepting the sankirtana movement and chanting the Hare Krishna maha-mantra, the fallen souls of this Kali-yuga will be delivered.
Purport on Srimad Bhagavatam 8.5.23
Performing kirtana and hearing the vibration of the sound Hare Krishna is actually seeing the Supreme Personality of Godhead directly.
Purport on Srimad Bhagavatam 7.4.25-26
If one wants to derive the actual benefit from this human form, he must take to the chanting of the holy name of the Lord.
Purport on Srimad Bhagavatam 7.6.19