Edited sentence: Islam associates Ahmad with Muhammad, both words deriving from the h-m-d triconsonantal root which refers to praiseworthiness.Muslim commentators claim that the original Greek word used was periklutos, meaning famed, illustrious, or praiseworthy - rendered in Arabic as Ahmad; and that this was substituted by Christians with parakletos.Muslims also assert that evidence of Jesus' pronouncement is present in the New Testament, citing the mention of the Paraclete whose coming is foretold in the Gospel of John.Muslims believe that Jesus was a precursor to Muhammad, and that he announced the latter's coming.They base this on a verse of the Qur'an wherein Jesus speaks of a messenger to appear after him named Ahmad