John 1:40

Overview - John 1
The divinity, humanity, office, and incarnation of Jesus Christ.
15 The testimony of John.
39 The calling of Andrew, Peter, etc.
Treasury of Scripture Knowledge

John 1:40  (King James Version)
One of the two which heard John speak, and followed him, was Andrew, Simon Peter's brother.

6:8 Matthew 4:18 ; 10:2 Acts 1:13