Mark 5:20

And he departed, and began proclaiming, in the Decapolis, how many things Jesus had done for him, - and, all, were marvelling.

Matthew 4:25

And there followed him large multitudes - from Galilee, and Decapolis, and Jerusalem, and Judaea, and across the Jordan.

Mark 7:31

And, again coming forth out of the bounds of Tyre, he came unto the sea of Galilee, through the midst of the bounds of 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 coming forth out of the bounds of Tyre, he came unto the sea of Galilee, through the midst of the bounds of Decapolis.
Matthew 4:25
And there followed him large multitudes - from Galilee, and Decapolis, and Jerusalem, and Judaea, and across the Jordan.