Mark 5:20

And he went away and began to proclaim in the Decapolis all that Jesus had done for him, and they were all astonished.

Matthew 4:25

And large crowds followed him from Galilee, Decapolis, Jerusalem, Judea, and from the other side of the Jordan.

Mark 7:31

And again he went away from the region of Tyre [and] came through Sidon to the Sea of Galilee, within the region of the Decapolis.

Treasury of Scripture Knowledge

Summary

And he departed, and began to publish in Decapolis how great things Jesus had done for him: and all men did marvel.

Bible References

Decapolis

Mark 7:31
And again he went away from the region of Tyre [and] came through Sidon to the Sea of Galilee, within the region of the Decapolis.
Matthew 4:25
And large crowds followed him from Galilee, Decapolis, Jerusalem, Judea, and from the other side of the Jordan.