And the appearance of the wheels and the work of them was like the appearance of the sea: and the four had all one likeness. And their appearance and their work was as it were a wheel in the midst of a wheel.
And I saw, and, behold, there were four wheels by the cherubims: one wheel by one cherub, and another wheel by another cherub: and the appearance of the wheels was to the sight like the chrysolite stone.
And when they went, they went by four ways: and they turned not when they went: but to the place whither they first turned the rest also followed and did not turn back.
Now it came to pass in the thirtieth year, in the fourth month, on the fifth day of the month, when I was in the midst of the captives by the river Chobar, the heavens were opened, and I saw the visions of God.