And he had in his right hand seven stars: and out of his mouth went a sharp two edged sword: and his countenance was as the sun shines in its strength.
All Commentaries on Revelation 1:16 Go To Revelation 1
Victorinus of Pettau
AD 303
That which He called brightness was the appearance of that in which He spoke to men face to face. But the glory of the sun is less than the glory of the Lord. Doubtless on account of its rising and setting, and rising again, that He was born and suffered and rose again, therefore the Scripture gave this similitude, likening His face to the glory of the sun.