Acts 8:1, 5, 14

And Saul was consenting unto his death. And there arose on that day a great persecution against the church which was in Jerusalem; and they were all scattered abroad throughout the regions of Judæa and Samaria, except the apostles.

And Philip went down to the city of Samaria, and proclaimed unto them the Christ.

Now when the apostles that were at Jerusalem heard that Samaria had received the word of God, they sent unto them Peter and John