"And while they went to buy, the bridegroom came; and they that were ready went in with him to the marriage and the door was shut."
..............Matthew 25:10

............In the fourth chapter of Revelation "a door was opened in heaven", and a voice said, "Come up hither".

This is to mean the rapture.

..................When a door is closed, none may enter. This is what happened with the five foolish virgins.