Finally, be all like-minded, compassionate, loving as brothers, tenderhearted, courteous,

 The name of Enoch does not appear in any Greek manuscript. But in the consideration of the text of any Greek author, scholars sometimes use a process called emendation. They think that there is something wrong with the text as it stands, that some scribe has perhaps copied it wrongly; and they, therefore, suggest that some word should be changed or added. In this passage Rendel Harris suggested that the word Enoch was missed out in the copying of Peter's writing and should be put back in. 