3 Bible Verses about Open Doors

"To the messenger of the church in Philadelphia write: 'The Holy and True One, who carries the keys of David, who opens and no one can shut, who shuts and no one can open, speaks as follows: "I know what you are doing. See! I have put before you an open door that no one can shut. I know that you have but little strength, and yet you have obeyed my message and you have not disowned my name.

For I have an opportunity here that is great and calls for work, and it has many opponents.

When I went to Troas to preach the good news of Christ, although I had an opportunity in the service of the Lord,