It was, by those who assembled the King James bible. At the time, they were not aware that the manuscript they were in possession of was of far less ancient provenance than they had assumed, so it was appended to Matthew 6:13.
50 posted on 12/07/2017 7:02:38 PM PST by CMRosary
(Christus vincit! Christus regnat! Christus imperat!)