sn.48.63 Saṁyutta Nikāya (Linked Discourses)
Complete Understanding
“Mendicants, when these five faculties are developed and cultivated they lead to the complete understanding of the course of time.What five?
The faculties of faith, energy, mindfulness, immersion, and wisdom.
When these five faculties are developed and cultivated they lead to the complete understanding of the course of time.”