Speaking in tongue on the day if Pentecost the bible clearly gave a narrative of what happened. There were Jews from various parts of the word with different languages travelled from different countries for and God poured out his Spirit and enabled the disciples to speak in various language tongues e.g. European languages, african languages and various ethnic dialects . All people of various nations that are visitors to Jerusalem heard them praising God and Speaking of Good news of the Gospel in THEIR OWN NATIVE LANGUAGES AND THEY WERE ALL AMAZED! AREN'T THIS MEN JEWS HOW COME THEY CAN SPEAK OUR VARIOUS NATIVE LANGUAGES AND DIALECTS