2 Peter 2:16

and was rebuked for his iniquity; a dumb animal accustomed to a yoke (upon which he was seated), speaking with man's voice, hindered the madness of the prophet.

Numbers 22:21-33

So Balaam rose up in the morning and saddled his female ass and went with the princes of Moab.

Ecclesiastes 7:25

I applied my heart to know and to search and to seek out wisdom and the reason of things, and to know the wickedness of folly and the madness of error;

Ecclesiastes 9:3

This is an evil among all things that are done under the sun, that there is one event unto all; and also that the heart of the sons of men is full of evil, and madness is in their heart while they live, and after that they go to the dead.

Hosea 9:7

The days of visitation are come, the days of recompense are come; Israel shall know it; the prophet is a fool, the spiritual man is a fool, for the multitude of thine iniquity, and the great hatred.

Luke 16:11

If therefore ye have not been faithful in the unrighteous mammon, who will commit to your trust the true?

Acts 26:11

And I punished them often in every synagogue and compelled them to blaspheme; and being exceedingly mad against them, I persecuted them even unto foreign cities.

Acts 26:24-25

And as he spoke these things and answered for himself, Festus said with a loud voice, Paul, thou art beside thyself; much learning doth make thee 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 dumb

Bible References

The dumb

Numbers 22:22
And God's anger was kindled because he went, and the angel of the LORD stood in the way as an adversary against him. Now he was riding upon his ass, and his two servants were with him.

The madness

Ecclesiastes 7:25
I applied my heart to know and to search and to seek out wisdom and the reason of things, and to know the wickedness of folly and the madness of error;
Ecclesiastes 9:3
This is an evil among all things that are done under the sun, that there is one event unto all; and also that the heart of the sons of men is full of evil, and madness is in their heart while they live, and after that they go to the dead.
Hosea 9:7
The days of visitation are come, the days of recompense are come; Israel shall know it; the prophet is a fool, the spiritual man is a fool, for the multitude of thine iniquity, and the great hatred.
Luke 16:11
If therefore ye have not been faithful in the unrighteous mammon, who will commit to your trust the true?
Acts 26:11
And I punished them often in every synagogue and compelled them to blaspheme; and being exceedingly mad against them, I persecuted them even unto foreign cities.