What shows that the angels sent to Abraham and Lot were real beings?

Answer

"And he [Abraham] took butter, and milk, and the calf which he had dressed, and set it before them; and he
stood by them under the tree, and they did eat." "And he [Lot] made them a feast, and did bake unleavened
bread, and they did eat." Gen. 18:8; 19:3.

How futile is it to attempt to hide sin from God?
How does the death of Christ bear testimony to this?
How should the truth ever be cherished?
Will the world be prepared to meet Him?
Is Christ coming again?
Will this he a time of judgment?
19. When this city becomes the metropolis of the new earth, what will be the condition of God's people?

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