The message was sent through God's Son, Jesus the Christ and His is the only message that can SAVE.
Jesus was the only prophecied to be that Prophet and Savior, all the way back to Genesis. You intentionally say that muhammad was the Last Prophet of the Bible knowing full well that is False. Thus you are leading others away from the Only True One through which eternal life onc can receive. Peace.
(Young) John 5:39 `Ye search the Writings, because ye think in them to have life age-during, and these are they that are testifying concerning Me;
(Young) Mark 9:7 And there came a cloud overshadowing them, and there came a Voice out of the cloud, saying, `This is My Son--the Beloved, hear ye him!!!!;'
(Young) John 1:45 Philip findeth Nathanael, and saith to him, `Him of whom Moses wrote in the Law, and the prophets, we have found, Jesus the son of Joseph, who [is] from Nazareth;'
(Young) John 5:39 `Ye search the Writings, because ye think in them to have life age-during, and these are they that are testifying concerning Me;
(Young) John 14:6 Jesus saith to him, `I am the way, and the truth, and the life, no one doth come unto the Father, if not through me;
So your Koran is deceiving others by saying Christ is not the mediator between God and man. Your Koran also lies about Christ being crucified and I guess you get help from the jewish religion on that since they are still awaiting on their own Moshiach.
Didn't muhammad have relations with jewish women btw?