3 Bible Verses about Open Doors

And to the angel of the church in Philadelphia write: These things saith he who is holy, he who is true, he who hath the key of David; he who openeth, and no one shall shut; and shutteth, and no one shall open: I know thy works; behold, I have set before thee an open door, which no one can shut; for thou hast little power, and yet hast kept my word, and hast not denied my name.

for a door hath been opened to me great and effective, and there are many adversaries.

Now when I came to Troas to preach the gospel of Christ, and a door had been opened to me by the Lord,