While this is a commonly held belief by many Pentecostal historians today , it was a fresh concept at that time .
His central thesis was that Pentecostalism was rooted in the Holiness movement in the late 19th century .
While this is a commonly held belief by many Pentecostalism historians today , it was a fresh concept at that time .
His central thesis was that Pentecostalism was rooted in the Holiness movement in the late 19th century .