Mark 5:1

And they came over unto the other side of the sea, into the country of the Gadarenes.

Cross-reference

Mark 4:35 Historical context

Mark 4:35 gives Jesus' command to cross the sea—this is the immediate narrative lead-in to the arrival in Mark 5:1.

Matthew 8:28-34 tells the same Gerasene demoniac story from another gospel—offering additional details like two demoniacs.

Luke 8:26-39 is the parallel account of the same event—including details like the man being naked and Jesus sending him to testify.