KJV - And the likeness of the firmament upon the heads of the living creature was as the colour of the terrible crystal, stretched forth over their heads above.
ASV - And over the head of the living creature there was the likeness of a firmament, like the terrible crystal to look upon, stretched forth over their heads above.
BBE - And over the heads of the living beings there was the form of an arch, looking like ice, stretched out over their heads on high.
WEB - Over the head of the living creature there was the likeness of an expanse, like the awesome crystal to look on, stretched forth over their heads above.
YLT - And a likeness `is' over the heads of the living creatures of an expanse, as the colour of the fearful ice, stretched out over their heads from above.