2 Peter 2:16

but was rebuked for his offense. A dumb animal spoke with the voice of a man, and checked the prophet's madness.

Luke 16:11

So, if you have proved untrustworthy with the 'dishonest money,' who will trust you with the true?

Acts 26:11

Time after time, in every Synagogue, I tried by punishments to force them to blaspheme. So frantic was I against them, that I pursued them even to towns beyond our borders.

Acts 26:24-25

While Paul was making this defense, Festus called out loudly: "You are mad, Paul; your great learning is driving you mad."

Treasury of Scripture Knowledge

Summary

But was rebuked for his iniquity: the dumb ass speaking with man's voice forbad the madness of the prophet.

The madness

Bible References

The madness

Luke 16:11
So, if you have proved untrustworthy with the 'dishonest money,' who will trust you with the true?
Acts 26:11
Time after time, in every Synagogue, I tried by punishments to force them to blaspheme. So frantic was I against them, that I pursued them even to towns beyond our borders.