But false prophets arose among the people, just as there will be false teachers among you. ¹  These false teachers ²  will ³  infiltrate your midst ⁴  with destructive heresies, ⁵  even to the point of ⁶  denying the Master who bought them. As a result, they will bring ⁷  swift destruction on themselves.

speaking of these things in all his letters. ¹  Some things in these letters ²  are hard to understand, things ³  the ignorant and unstable twist ⁴  to their own destruction, as they also do to the rest of the scriptures. ⁵