Abhiññā: The 6 higher powers', or supernormal Knowledge's, consist of 5 mundane lokiya powers attainable through the utmost perfection in Mental Concentration, Samādhi and one supra-mundane lokuttara Power attainable through penetrating Insight vipassanā, i.e. ceasing of all Mental fermentation āsavakkhaya
see: āsava, in other words, realization of Arahatship or Nobility.
1: magical powers Iddhi,
2: divine ear dibba-sota,
3: penetration of the minds of others ceto-pariya-ñāna,
4: remembrance of former existences pubbe-nivāsānussati,
5: divine eye dibba-cakkhu,
6: ceasing of all fermentation āsavakkhaya.