If you are talking about the actual religion, then they are connected by the fact that both religions believe in only one God. They are also connected because they both believe in an after life.
However, if you are talking about roots and beginnings, then they are connected by the fact that Abraham had two sons, Ishmael and Isaac. The Jews are a descendant of Isaac and the Arabs are descendants of Ishmael which eventually led to the two religions. The argument is who was the chosen son (that started the chosen people of God) Ishmael or Isaac. (Ishmael is older than Isaac)
They are connected through the following similarities:
Yes, it borrows heavily from Judaism. And Christianity. And pre-Islam paganism.
Islam, Judaism and Christianity.
Judaism, Christianity, and Islam have all claimed the Holy Land for themselves.
Islam was formed last
islam christianity judaism hinduism
Judaism, Christianity, and Islam religions.
Islam and Judaism are two distinct monotheistic religions that share part of their history.
For Judaism and Christianity it is Jerusalem. For Islam it is Mecca.
-- Islam -- Judaism -- Christianity
Abraham is considered the father of Judaism, Christianity and Islam as the Old Testament's 5 books of Moses - The Pentateuch (books are: Genesis, Exodus, Leviticus, Numeri and Deuteronomy) are included in the Holy Book of Judaism that is Torah. Eventually he is considered as the father of Islam basically claims entire religions of Judaism and Christianity as "prophets" and predecessors of Islam.
Christianity and Islam both trace their roots to Judaism.
The three major monotheistic religions are Judaism, Christianity, and Islam. These religions believe in one God and have sacred texts such as the Torah, the Bible, and the Quran.