The four bases of psychic ability that should be developed for the full understanding of passion, desire, and attachment.

Iddhipāda sutta - Psychic Ability

Bhikkhus, for the full understanding of passion, desire, and attachment, four qualities should be developed. What are these four?

Here, bhikkhus, a bhikkhu develops the basis of psychic ability endowed with collectedness arising from aspiration and accompanied by intentional effort;

the basis of psychic ability endowed with collectedness arising from energy and accompanied by intentional effort;

the basis of psychic ability endowed with collectedness based on [purification of] mind and accompanied by intentional effort; and

the basis of psychic ability endowed with collectedness based on investigation and accompanied by intentional effort. For the full understanding of passion, desire, and attachment, these four qualities should be developed.