1. Bala Sutta. The four powers: energy, mindfulness, concentration and wisdom. A.ii.252.
2. Bala Sutta. On the five powers: faith, self respect (hiri), fear of blame, energy and wisdom. A.iii.248.
3. Bala Sutta. On the six powers: faith, energy, mindfulness, concentration, insight, destruction of the āsavas. A.iii.280.
4. Bala Sutta. On the seven powers: the five in Sutta 2 (above) to which are added mindfulness and concentration. A.iv.3.
5. Bala Sutta. On the ten powers of an arahant, whereby he knows that his āsavas have come to an end. A.v.174f.
6. Bala Sutta. The five powers (saddhā, viriya, sati, samādhi, paññā) constitute the path which leads to the Uncompounded. S.iv.361.
7. Bala Sutta. The practice of these five powers (see 6) is the path to the Uncompounded. S.iv.366.
8. Bala Sutta. The eight powers of eight beings: weeping in children, anger in women, weapons with thieves, power in kings, discontent with fools, understanding with the wise, consideration with the learned, forgiveness with ascetics and recluses. A.iv.223.
9. Bala Sutta. Just as all deeds requiring strength are done with the earth as their support, even so a monk, supported by virtue, cultivates the Noble Eightfold Path. S.v.45= S.v.135.