And I heard a voice in the midst of the four living creatures say, A measure of wheat for a penny, and three measures of barley for a penny; and see you hurt not the oil and the wine.
And before the throne there was a sea of glass like unto crystal: and in the midst of the throne, and round about the throne, were four living creatures full of eyes in front and behind.
And the four living creatures had each of them six wings about him; and they were full of eyes within: and they rest not day and night, saying, Holy, holy, holy, Lord God Almighty, who was, and is, and is to come.
And it was commanded them that they should not hurt the grass of the earth, neither any green thing, neither any tree; but only those men who have not the seal of God in their foreheads.