'Angel of the Church' in the Bible

"To the angel of the church in Ephesus write: " 'He who holds the seven stars in his right hand and goes about among the seven gold lampstands speaks thus:

"To the angel of the church in Smyrna write: " 'The first and the last, who died and came to life again, speaks thus:

"To the angel of the church in Pergamum write: " 'He who wields the sharp, double-edged sword speaks thus:

"To the angel of the church in Thyatira write: " 'The Son of God, whose eyes blaze like fire, and whose feet are like bronze, speaks thus:

"To the angel of the church in Sardis write: " 'He who holds the seven spirits of God and the seven stars speaks thus: I know what you are doing; you are supposed to be alive, but you are dead.

"To the angel of the church in Philadelphia write: " 'He who is holy and true, who carries the key of David, who opens and no one shall shut, and shuts and no one shall open, speaks thus:

"To the angel of the church in Laodicea write: " 'The Amen, the true and faithful witness, the origin of God's creation, speaks thus: