Revelation 1:11
saying, What you see, write in a book, and send it to the seven congregations; to Ephesus, and to Smyrna, and to Pergamos, and to Thyatira, and to Sardis, and to Philadelphia, and to Laodicea.
Revelation 2:18-24
And by the messenger of the congregation in Thyatira, write: These things says the Son of God, who has his eyes as a flame of fire, and his feet like fine brass:
Revelation 3:7
And by the messenger of the congregation in Philadelphia, write: These things says the Holy One, the True One; who has the key, the Son of David; he who opens and no man shuts; and shuts, and no man opens:
Revelation 3:20
Behold, I stand at the door and knock: if any one hear my voice, and open the door, I will enter into his house, and will sup with him, and he with me.