“One of the two which heard John speak, and followed him, was Andrew, Simon Peter’s brother.”
John 1:40 — Greek Interlinear
Church Fathers on John 1:40
John having borne witness that Jesus was the Lamb of God, the disciples who had been hitherto with him, in obedience to his command, followed Jesus: And the two disciples heard him speak, and they followed Jesus.
Observe; when he said, He that comes after me is made before me, and, Whose shoe’s latchet I am not worthy to unloose, he gained over none; but when he made mention of the economy, and gave his discourse a humbler turn, saying, Behold the Lamb of God, then his disciples followed Christ. For many persons are less influenced by the thoughts of God’s greatness and majesty, than when they hear of His being man’s Helper and Friend; or any thing pertaining to the salvation of men.…
Observe then, that it was upon those who followed Him, that our Lord turned His face and looked upon them. Unless you by your good works follow Him, you shall never be permitted to see His face, or enter into His dwelling.