It is written in the prophets; either in Isaiah 54:13, or in the book of the prophets; for though the words be to be found only in Isaiah, yet words of the same import are also to be found in Jeremiah, Ezekiel, Joel, and Micah. All they whom the Lord hath chosen shall be taught of God. Therefore (saith he) said I to you, Every man that hath learned of the Father, cometh unto me. Our Saviour proveth the doctrine which he had delivered to them, from the prophets, not because their authority was greater than his, or in any degree equal with his; but because the prophets and their writings were in greater authority and reputation with them.
Related Commentaries of John 6:45
John 6:45
45 It is written in the prophets, And they shall be all taught of God. Every man therefore that hath heard, and hath learned of the Father, cometh unto me.