Only by making such inquiries in this world can one be successful and perfectly cognizant, for such inquiries invoke transcendental ecstatic love unto the Personality of Godhead, who is the proprietor of all the universes, and guarantee cent-percent immunity from the dreadful repetition of birth and death.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
अथेह धन्या भगवन्त इत्थं यद्वासुदेवेऽखिललोकनाथे । कुर्वन्ति सर्वात्मकमात्मभावं न यत्र भूयः परिवर्त उग्रः
atheha dhanyā bhagavanta itthaṃ yadvāsudeve'khilalokanāthe | kurvanti sarvātmakamātmabhāvaṃ na yatra bhūyaḥ parivarta ugraḥ
SB 1.3.39