sn.46.9 Saṁyutta Nikāya (Linked Discourses)

“Bhikkhus, these seven factors of enlightenment, developed and cultivated, if unarisen do not arise apart from the appearance of a Tathagata, an Arahant, a Perfectly Enlightened One. What seven? The enlightenment factor of mindfulness … the enlightenment factor of equanimity. These seven factors of enlightenment, developed and cultivated, if unarisen do not arise apart from the appearance of a Tathagata, an Arahant, a Perfectly Enlightened One.”