Mark 1:16
Now as he walked by the sea of Galilee, he saw Simon and Andrew his brother casting a net into the sea: for they were fishers.
Cross-references
Mark 3:16 names Simon as Peter, the same disciple called here, showing his later role among the Twelve.
Mark 3:18 lists Andrew among the Twelve, confirming he is the brother of Simon called here.
Mark 10:28 shows Peter later claiming they left everything — a direct callback to the nets abandoned here.
Matthew 4:18 gives a parallel account of Jesus calling Simon and Andrew by the sea — the same narrative event.
Matthew 10:2 lists Simon Peter and Andrew as the first named apostles, matching the pair called in this verse.
Luke 5:4-11 gives the fuller call of Simon, adding the miraculous catch and the inclusion of James and John.
Luke 6:14 names Simon Peter and Andrew as apostles, the same brothers called by the sea.
John 1:40-42 tells how Andrew first found Simon and brought him to Jesus, a different call narrative involving the same brothers.
John 6:8 identifies Andrew as Simon Peter's brother, the same disciple called here, speaking about the loaves.
John 12:22 shows Andrew together with Philip telling Jesus about the Greeks, a later role for the disciple called here.
Acts 1:13 lists Simon Peter and Andrew among the apostles after the ascension, continuing their story from this call.