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.

For what purpose was Christ manifested?
What question did the eunuch ask after Philip had preached Jesus unto him?
For whom did Christ suffer all these things?
What question must every unfaithful parent meet?
To what did the ordinances pertain that were thus abolished?
What shout of triumph was heard in heaven following the victory gained by Christ?
What definite period is mentioned under this trumpet?

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