[metmom]

The problem is, the enemy can perform signs and wonders.

Signs and wonders are not in indicator of someone’s salvation.

[kosciusko51]

But they claim to have cast out demons and performed miracles in Jesus’ name. And, as Jesus said, “How can Satan cast out Satan?” (Mark 3:23)

[editor-surveyor]

.
>> “The problem is, the enemy can perform signs and wonders.” <<

No the problem was exactly as was stated plainly in the word:

They practiced lawlessness.