[Hope]

Islam is not the last religion.. there is also the Mormon 
So Muhammad is not the last prophet according to Mormon..

Moroni (/məˈroʊnaɪ/) is described in the Book of Mormon as the last Nephite prophet, historian, and military commander who, according to the faith of the Latter Day Saint movement, became the Angel Moroni who presented the golden plates to Joseph Smith.

Mormon is one of 45000 sects of Christianity.

Mormons believe that the people of the Book of Mormon lived in the western hemisphere, that Christ appeared in the western hemisphere after his death and resurrection, that the true faith was restored in Upstate New York by Joseph Smith, that the Garden of Eden was located in North America, and that the New Jerusalem