catvāra ṛddhipādāḥ [cattāro iddhipādā] the psychic powers. The ṛddhipāda-s are considered as the four means of attaining the power of mind over matter, which are to be cultivated, developed, mastered, experienced, practised and acquired. "As guides they indicate the road to power connected therewith; and they form, by way of preparation, the way to the power constituting the fruition of the path." The ṛddhipādāḥ are the four psychic powers, namely, will (chanda), effort (vīrya), mind (citta), investigation and wisdom (mīmāṃsā), all necessary to attain dhyāna.

Buddhānusmṛti - A Glossary of Buddhist Terms

A Comprehensive Manual of Abhidhamma. VII. 280. Dīgha Nikāya. Mahāparinibbāna. Majjhima Nikāya. Kinti, Sāmagāma. Mahāyāna-Sūtrālaṅkāra. XVIII. 136-137.