This article is located at: The "God" title in the Bible was given to others in the OT and NT.   Answering Isaiah 9:6.  The "El" (God) title that was given to Jesus in the Old Testament, and the "HOTHEOS" (God) title in the New Testament, were given to others before and after Jesus in the Bible.  The only UNIQUE title that exists in the Bible is "Yahweh", which means "The Eternal".

The different spellings are:

Emanuel, Emmanuel, Yahshua, Yeshua, Yashua, Immanuel, Imanuel.