The Slave Girl With a Spirit of Divination
The girl in Acts 16:16–18 is never named. She was a slave in Philippi whose fortune telling brought her owners profit, and Paul freed her from the spirit by the name of Jesus Christ.
Who Was Mercy Lewis? Acts 16's Unnamed Spirit-Seller
This passage does not name a person called Mercy Lewis. It describes a real girl in Philippi who sold fortune-telling services through a spirit, and Paul expelled the spirit by Jesus' name.