New Living Translation
But Balaam replied, “I will speak only the message that the LORD puts in my mouth.”

American Standard Version
And he answered and said, Must I not take heed to speak that which Jehovah putteth in my mouth?

Berean Study Bible
But Balaam replied, “Should I not speak exactly what the LORD puts in my mouth?”

Douay-Rheims Bible
He answered him: Call I speak any thing else but what the Lord commandeth?

English Revised Version
And he answered and said, Must I not take heed to speak that which the LORD putteth in my mouth?

King James Bible
And he answered and said, Must I not take heed to speak that which the LORD hath put in my mouth?

World English Bible
He answered and said, "Must I not take heed to speak that which Yahweh puts in my mouth?"

Young's Literal Translation
and he answereth and saith, 'That which Jehovah doth put in my mouth -- it do I not take heed to speak?'

Numbers 23:12 Additional Translations ...