Religious is a fascinating topic to read and study. I believe that have Christianity and Judaism and Islam all link to each other. The main similarity is that Christianity and Judaism and Islam all believe in the same god. However, Islam and Judaism believe that there is only one god, and Christianity believe Jesus Christ is the son of god and believe in the Holy Spirit. The opinion about Jesus in each religion is the difference; Islam believes that Jesus was only a prophet. Judaism does not believe that Jesus was a prophet or a holy man. The other minor similarities between the three religions that they all have a holy book that they follow, but the with difference names. Christianity has the bible, Islam has the Qur'an, and Judaism has The