And they were all filled with the Holy Spirit, and began to speak with other tongues, as the Spirit gave them utterance.
All Commentaries on Acts 2:4 Go To Acts 2
The Apostolic Constitutions
AD 375
But after ten days from the ascension, which from the first Lord's day is the fiftieth day, do ye keep a great festival: for on that day, at the third hour, the Lord Jesus sent on us the gift of the Holy Spirit, and we were filled with His energy, and we "spake with new tongues, as that Spirit did suggest to us; "