Numbers 24:13
If Balak would give me his house full of silver and gold, I cannot go beyond the word of LORD, to do either good or bad of my own mind. What LORD speaks, that I will speak?
Numbers 16:28
And Moses said, Hereby ye shall know that LORD has sent me to do all these works, for [it is] not of my own mind.
Numbers 22:18
And Balaam answered and said to the servants of Balak, If Balak would give me his house full of silver and gold, I cannot go beyond the word of LORD my God, to do less or more.
Numbers 22:20
And God came to Balaam at night, and said to him, If the men come to call thee, rise up, go with them, but only the word which I speak to thee, that shall thou do.