What Is Pentecost? 2,000 years ago, on the day of Pentecost following Jesus’ death, burial, and resurrection, 120 disciples gathered in an upper room in Jerusalem. What happened next would change the world forever… Bible Study Coming Soon... Be Our Guest We would love to have you join us for service! What to expect… About Us We are a dynamic growing church in Liberty Lake, Washington. The family of Cornerstone believes the purpose of the church’s existence is… Summit 2017 Summit 2017 is a dynamic conference with powerful preaching, anointed worship, and life changing experiences.