Treasury of Scripture Knowledge
Isaiah said this because he saw his glory and spoke of him.
Jesus said to him, "Have I been with you so long, and yet you do not know me, Philip? He who has seen me has seen the Father; how can you say, 'Show us the Father'?
If I had not done among them the works which no one else did, they would not have sin; but now they have seen and hated both me and my Father.
2 Corinthians 4:6
For it is the God who said, "Let light shine out of darkness," who has shone in our hearts to give the light of the knowledge of the glory of God in the face of Christ.
He is the image of the invisible God, the firstborn over all creation.
He is the radiance of his glory and the exact representation of his being, and upholds all things by the word of his power. When he had made purification for sins, he sat down at the right hand of the Majesty on high,
1 John 5:20
And we know that the Son of God has come and has given us understanding, that we may know him who is true; and we are in him who is true, in his Son Jesus Christ. This is the true God and eternal life.