Mark 2:13
And he went forth again by the sea side; and all the multitude resorted unto him, and he taught them.
Cross-reference
Mark 4:1
Parallel
Mark 4:1 explicitly repeats the seaside teaching scene with a large crowd — a direct parallel to Mark 2:13.
Matthew 13:1
Parallel
Matthew 13:1 parallels Jesus going out to the sea and teaching crowds — almost identical setting and activity.
Luke 19:48
Parallel
Luke 19:48 describes people hanging on Jesus' words — similar to the attentive crowd in Mark 2:13.
Luke 21:38
Parallel
Luke 21:38 shows people coming early to hear Jesus teach — a parallel to the crowd gathering at the sea.