Yes, just as you can identify a tree by its fruit, so you can identify people by their actions.
“A tree is identified by its fruit. If a tree is good, its fruit will be good. If a tree is bad, its fruit will be bad.
You can identify them by their fruit, that is, by the way they act. Can you pick grapes from thornbushes, or figs from thistles?
A tree is identified by its fruit. Figs are never gathered from thornbushes, and grapes are not picked from bramble bushes.
“So my advice is, leave these men alone. Let them go. If they are planning and doing these things merely on their own, it will soon be overthrown.
Does a fig tree produce olives, or a grapevine produce figs? No, and you can’t draw fresh water from a salty spring.