Who did the third occurrence of speaking in tongues in Acts happen to?
The third occurrence of speaking in tongues in Acts happened to a small, unique group in Acts chapter 19. They were few in number but representative of a larger group, distinct from the Jews in Acts chapter 2 and the Gentile house of Cornelius.
Les explains that the third and last occurrence of speaking in tongues in the book of Acts is in chapter 19. The first occurrence was to Jews in Acts chapter 2, and the second was to a whole house of Gentiles, the house of Cornelius. The third involved another unique little group, small in number, yet representative of a larger group. Les then directs attention to Acts 19:1 to examine this group, but does not identify them further in this context.
And it came to pass, that, while Apollos was at Corinth, Paul having passed through the upper coasts came to Ephesus: and finding certain disciples,