Cross reference
Numbers 24:12
12 Then Balaam said to Balak, Did I not say to the men you sent to me,
Numbers 22:18
18 But Balaam, in answer; said to the servants of Balak, Even if Balak gave me his house full of silver and gold, it would not be possible for me to do anything more or less than the orders of the Lord my God.
Numbers 22:38
38 Then Balaam said to Balak, Now I have come to you; but have I power to say anything? Only what God puts into my mouth may I say.