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 beginning of wisdom?
17. After having made atonement for the people in the most holy place, what did the high priest next do?
Who has the promise of being blessed in his doing?
For whom did Christ say the Sabbath was made?
What does the Bible present as the object of signing or sealing a document?
By whose Spirit did the prophets write?
Who is to reign finally over God's kingdom?

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