2011 Barna study1 shows that nearly half of all adults in America have prayed such a prayer, and subsequently believe they are going to heaven, though many of them rarely, if ever, attend a church, read the Bible personally, or have lifestyles that differ in any significant way from those outside the church. If the groups described in Matthew 7 and Luke 8 are not referring to them, I don’t know to whom they could be referring.