GOD'S WORD® Translation
But he was convicted for his evil. A donkey, which normally can't talk, spoke with a human voice and wouldn't allow the prophet to continue his insanity.

American Standard Version
but he was rebuked for his own transgression: a dumb ass spake with man's voice and stayed the madness of the prophet.

Berean Study Bible
But he was rebuked for his transgression by a donkey, otherwise without speech, that spoke with a man’s voice and restrained the prophet’s madness.

Douay-Rheims Bible
But had a check of his madness, the dumb beast used to the yoke, which speaking with man's voice, forbade the folly of the prophet.

English Revised Version
but he was rebuked for his own transgression: a dumb ass spake with man's voice and stayed the madness of the prophet.

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

World English Bible
but he was rebuked for his own disobedience. A mute donkey spoke with a man's voice and stopped the madness of the prophet.

Young's Literal Translation
and had a rebuke of his own iniquity -- a dumb ass, in man's voice having spoken, did forbid the madness of the prophet.

2 Peter 2:16 Additional Translations ...