an.3.6 Aṅguttara Nikāya (Numbered Discourses)

Unskillful

“A fool is known by three things.
What three?
Unskillful deeds by way of body, speech, and mind.
These are the three things by which a fool is known.
An astute person is known by three things.
What three?
Skillful deeds by way of body, speech, and mind.
These are the three things by which an astute person is known.
So you should train …”