'powers'
Among various groups of powers the following five are most frequently met with in the texts:
Their particular aspect, distinguishing them from the corresponding 5 spiritual faculties (indriya), is that they are unshakable by their opposites:
They represent, therefore, the aspect of firmness in the spiritual faculties.
According to A.V.15,
Cf. S.XLVIII.43; S.L. (Bala Samyutta).
In A.VII.3, the powers of moral shame (hiri) and moral dread (ottappa) are added to the aforementioned five Several other groups of 2 (s. patisankhāna-bala), 4, 5 and more powers are mentioned in the texts. -
About the 10 powers of a Buddha, s. dasa-bala.