Islam (Islam).  Hamsa is referred to as "the hand of Fatima", symbolizing the five unshakable foundations of society (mercy, prayer, abstinence, unbreakable faith and pilgrimage).  A crescent moon is often depicted on the palm.

Judaism (Sephardic communities, Mizrahim).  The talisman is called "Hand of Miriam", Hamsha or "Yad-a-Hmesh" (hand of five).  It symbolizes the five sacred volumes of the Torah, is often complemented by the Star of David or the All-Seeing Eye, and is decorated with prayer inscriptions.

Hinduism (Jainism) - Ahimsa.  Here the amulet serves as a symbol of humility.

Christianity is the Right Hand of God, capable of protecting strangers.