FOUNDATIONS: PT 5 The purpose of Pentecost in Acts 2  and how it connects to key passages in the Old Testament. Pentecost wasn’t a random event, God had an agenda to linked all the way back to the Tower of Babel and his plan to reclaim the earth for himself. We also started a discussion on the spiritual gift of tongues and what exactly was happening in Acts 2 compared to the tongues that Paul speaks about in 1 Corinthians.