'Rainbow' in the Bible

I set My rainbow in the clouds, and it shall be a sign of a covenant between Me and the earth.

It shall come about, when I bring clouds over the earth, that the rainbow shall be seen in the clouds,

When the rainbow is in the clouds and I look at it, I will [solemnly] remember the everlasting covenant between God and every living creature of all flesh that is on the earth.”

And God said to Noah, “This [rainbow] is the sign of the covenant (solemn pledge, binding agreement) which I have established between Me and all living things on the earth.”

And He who sat there appeared like [the crystalline sparkle of] a jasper stone and [the fiery redness of] a sardius stone, and encircling the throne there was a rainbow that looked like [the color of an] emerald.

Then I saw another mighty angel coming down from heaven, clothed in a cloud, with a rainbow (halo) over his head; and his face was like the sun, and his feet (legs) were like columns of fire;