6 When they heard this sound, a crowd came together in bewilderment, because each one heard their own language being spoken. 7 Utterly amazed, they asked: "Aren't all these who are speaking Galileans? 8 Then how is it that each of us hears them in our native language?

Matthew Henry's Commentary on Acts 2:6-8

Commentary on Acts 2:5-13

(Read Acts 2:5-13)

The difference in languages which arose at Babel, has much hindered the spread of knowledge and religion. The instruments whom the Lord first employed in spreading the Christian religion, could have made no progress without this gift, which proved that their authority was from God.