Revelation 1:20

This is the mystery of the seven stars you saw in My right hand and of the seven golden lampstands: The seven stars are the angels of the seven churches, and the seven lampstands are the seven churches.
BSB · Berean Standard Bible
The mystery of the seven stars which thou sawest in my right hand, and the seven golden candlesticks. The seven stars are the angels of the seven churches: and the seven candlesticks which thou sawest are the seven churches.
KJV · King James Version
The mystery of the seven stars which you saw in my right hand, and the seven golden lamp stands is this: The seven stars are the angels of the seven assemblies. The seven lamp stands are seven assemblies.

Note or, messengers (here and wherever angels are mentioned)

WEB · World English Bible
the mystery of the seven stars which thou sawest in my right hand, and the seven golden candlesticks. The seven stars are the angels of the seven churches: and the seven candlesticks are seven churches.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

mystery
Matthew 13:11; Luke 8:10
the seven stars
Revelation 1:13, 16
the seven golden
Revelation 1:12
The seven stars
Revelation 2:1, 8, 12, 18; Revelation 3:1, 7, 14; Malachi 2:7
and the
Zechariah 4:2; Matthew 5:15, 16; Philippians 2:15, 16; 1 Timothy 3:14–16