It records the burial of Stephen, the beginnings of Christian persecution, the spread of the Gospel of Jesus Christ to the people of Samaria and the conversion of an Ethiopian official.
Reuben Torrey, in his Treasury of Scripture Knowledge, suggests that this clause [i.e. verse 8:1a] "evidently belongs to the conclusion of the previous chapter".
[9] The story of Philip's preaching serves as an example of 'a highly successful work of evangelism, accompanied by miraculous healings which impress the population' (verses 6, 8).
In this part, Luke shows the exact geography of Philip's route: due south from Samaria intersects at Eleutheropolis with the Jerusalem–Gaza road (verse 26: epi means "down to" or "to meet"), and the miraculous timing of the journey: just at that moment kai idou, "and behold", verse 27), Philip's path crosses the route of the Ethiopian pilgrim, heading west to strike the coast road towards Egypt.
A. Alexander (1857) suggested that this verse, though genuine, was omitted by many scribes, "as unfriendly to the practice of delaying baptism, which had become common, if not prevalent, before the end of the 3rd century.