THE RAINBOW IS A REFLECTION ON THE TERRIBLE CRYSTAL EZEKIEL SAW. Needs glass for a RAINBOW.
25 And there was a voice from the ( firmament) that was over their heads, when they stood, and had let down their wings.
26 And above the (firmament )that was over their heads was the likeness of a throne, as the appearance of a sapphire stone: and upon the likeness of the throne was the likeness as the appearance of a man above upon it.
27 And I saw as the colour of amber, as the appearance of fire round about within it, from the appearance of his loins even upward, and from the appearance of his loins even downward, I saw as it were the appearance of fire, and it had brightness round about.
28 As the appearance of the (bow) that is in the cloud in the day of rain, so was the appearance of the (brightness) round about. This was the appearance of the likeness of the glory of the LORD. And when I saw it, I fell upon my face, and I heard a voice of one that spake.