1. Right View (samma ditthi).
2. Right Intention (samma sankappa).
3. Right Speech (samma vaca).
4. Right Action (samma kammanta).
5. Right Livelihood (samma ajiva).
6. Right effort (samma vayama).
7. Right mindfulness (samma sati).
8. Right concentration (samma samadhi).
See The Noble Eightfold Path by Bhikkhu Bodhi.