'The Lord would give the Messiah the words to speak.

Deuteronomy 18:15-19

John 12:48-50

Jn 12:48: He that rejecteth me, and receiveth not my words, hath one that judgeth him: the word that I have spoken, the same shall judge him in the last day.

Jn 12:49: For I have not spoken of myself; but the Father which sent me, he gave me a commandment, what I should say, and what I should speak.

Jn 12:50: And I know that his commandment is life everlasting: whatsoever I speak therefore, even as the Father said unto me, so I speak.