1. Aṅga Sutta.– The five powers of woman: beauty, wealth, kin, sons, and virtue. S.iv.247.
2. Ajjhattikaṅga Sutta.– Systematic attention as a potent factor for cultivating the seven factors of enlightenment (bojjhaṅga). S.v.101.
3. Bāhiraṅga Sutta.– Friendship with the virtuous as a potent factor for cultivating the seven factors of enlightenment. S.v.102.
4. Aṅga Sutta.– The four limbs of Stream-winning: consorting with the good, hearing the good dhamma, systematic attention, and practising accordance with the Dhamma. S.v.404.