'Word of the Lord' in the Bible

And Moses numbered them at the word of the LORD, as he was commanded.

And he gave that redemption money unto Aaron and his sons at the word of the LORD, even as the LORD commanded Moses.

And Moses said, "Wherefore will ye go on this manner beyond the word of the LORD? It will not come well to pass:

because he hath despised the word of the LORD and hath broken his commandments, that soul therefore shall perish and his sin shall be upon him.'"

And Balaam answered and said unto the servants of Balak, "If Balak would give me his house full of silver and gold, I can go no further than the word of the LORD my God, to do less or more.