From what seemed to be His waist up, I saw a gleam like amber, with what looked like fire within it all around. And from what seemed to be His waist down, I saw what looked like fire; and brilliant light surrounded Him.
By these words the Prophet signifies that God appeared so visible under the form of man that the splendor dazzled his eyes. For if the appearance of Christ was such that the Prophet could consider each part separately, as when I behold a man, I not only cast my eyes upon his form from head to foot, but I consider of what kind his eyes...
Everything before this vision points to Christ alone. Angels serve Him; men are His instruments. He appears here as the Son of Man seated above the very firmament that crowns the living creatures, showing that all principalities and powers bow beneath His feet. That He would later lower Himself to be made less than the angels for our sake magnifies beyond measure the grace of His incarnation.
AI summary
Commenting on Ezekiel 1:26-28
And I saw as the colour of amber,.... That is, the man upon the throne looked like the colour of amber; of which See Gill on Eze 1:4; as the appearance of fire round about within it; which may denote the deity of Christ, or Christ as God, who is a consuming fire to his enemies; a fire enlightening and warming to his people; as...