SuttaCentral

Meditation is important but not the main practice


#82

And this statement also aligns with AN3.102:

If a mendicant dedicated to the higher mind focuses solely on the foundation of immersion, it’s likely their mind will incline to laziness.

I.e., one must not rely on immersion alone, but accompany it with a broader practice:

But when a mendicant dedicated to the higher mind focuses from time to time on the foundation of immersion, the foundation of exertion, and the foundation of equanimity, their mind becomes pliable, workable, and radiant, not brittle, and has properly entered immersion for the ending of defilements.