Sāketasutta

sn48.43:1.1 So I have heard.

sn48.43:1.2 At one time the Buddha was staying near Sāketa in the deer park at the Añjana Wood.

sn48.43:1.3 There the Buddha addressed the mendicants:

sn48.43:1.4 “Mendicants, is there a method in which the five faculties become the five powers, and the five powers become the five faculties?”