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.

What is the result of faith's being put to the test?
How enduring did He say the law is?
After resting on the seventh day, what did God do?
What may be known with equal certainty when these signs have been seen?
What is said of those embraced in the first resurrection?
What role do his agents assume?
How may the- lack of wisdom be supplied?

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