How was the fourth kingdom represented?

Answer

"After this I saw in the night visions, and behold a fourth beast, dreadful and terrible, and strong
exceedingly; and it had great iron teeth: it devoured and brake in pieces, and stamped the residue with the
feet of it: and it was diverse from all the beasts that were before it; and it had ten horns." Verse 7.

What experience in the life of a noted prophet indicated the length of Christ's stay in the grave?
What does this angel say?
What example did Christ set in Sabbath observance?
How early was this tendency manifested?
What was the color of the symbol under the third seal?
By what terms did Christ refer to the two resurrections?
Who notes the groans of the prisoner?

Questions & Answers are from the book Bible Readings for the Home Circle