Luke, in Acts 2:1-11, writes of 16 different nations and
languages which were in Jerusalem for the Jewish feast of
Pentecost. Pentecost occurred 50 days after the Passover.
When the Holy Spirit came from heaven and filled the house
where the believers were sitting, they all began to speak in
the known language dialects of these 16 different nations.
Although they were all amazed at what was occurring, they
understood the words that these Galileans were speaking.
They all understood who the disciples were speaking about.
They heard of the mighty works that God had done.
Dr. Mitchell will bring out 4 times in the book of Acts when
4 diverse ethnic groups received the Spirit of God.
The four times are Acts 2, 8, 10, 19.
Here is Dr. Mitchell, with insight, on the Unchanging Word
Bible Broadcast, Acts 2:1.