Bojjhanga: 'the 7 factors of enlightenment', are: awareness or mindfulness sati-sambojjhanga, sati, investigation of the law dhamma-vicaya-sambojjhanga energy viriya-sambojjhanga, viriya padhāna rapture pīti-sambojjhanga tranquillity passaddhi-sambojjhanga, concentration samādhi-sambojjhanga, equanimity upekkhā. Because they lead to enlightenment, therefore they are called factors of enlightenment see: XLVI, 5. See: Seven factors of enlightenment