Beyond Vedas and Austerities
This form of Mine you have seen cannot be known through Vedas, austerities, charity, or sacrifice.
The cosmic vision cannot be attained through ordinary religious practices. Study, austerity, charity, and ritual—valuable as they are—cannot by themselves reveal the ultimate. Something more is required: divine grace responding to pure devotion. This teaching humbles religious achievers and encourages simple devotees. God is not attained by human effort alone but by grace that responds to sincere, loving surrender.
This form of Mine that you have seen is very difficult to behold. Even the demigods are always seeking the opportunity to see this form.
This verse establishes that the ultimate revelation comes through grace alone—our practices prepare us to receive but cannot force the experience.
Bhagavad Gita