Those mendicants who are trainees—who haven’t achieved their heart’s desire, but live aspiring to the supreme sanctuary from the yoke—also meditate observing an aspect of the body—keen, aware, at one, with minds that are clear, immersed in samādhi, and unified, so as to fully understand the body.
They meditate observing an aspect of feelings—keen, aware, at one, with minds that are clear, immersed in samādhi, and unified, so as to fully understand feelings.
They meditate observing an aspect of the mind—keen, aware, at one, with minds that are clear, immersed in samādhi, and unified, so as to fully understand the mind.
They meditate observing an aspect of principles—keen, aware, at one, with minds that are clear, immersed in samādhi, and unified, so as to fully understand principles.