Saṃyutta Nikāya 46
Connected Discourses on the Factors of Enlightenment
36. Growth
“Bhikkhus, these seven factors of enlightenment, when developed and cultivated, lead to growth, to nondecline. What seven? The enlightenment factor of mindfulness … the enlightenment factor of equanimity. These seven factors of enlightenment, when developed and cultivated, lead to growth, to nondecline.”