His most memorable act came when he served as mediator between his followers and Jehovah while receiving the Ten Commandments on Mount Sinai.  
He witnessed a beating of a slave in his youth and because he later killed the taskmaster who was inflicting harm, he was forced to flee Egypt to the land of Midian, where he marries Tzipporah, the daughter of a local priest. He also appears in the Qu'ran, urging Muhammad to negotiate with Allah to reduce the number of daily prayers to five.  His most memorable act came when he served as mediator between his followers and Jehovah while receiving the Ten Commandments on Mount Sinai.  For 10 points, identify this Jewish leader who led his people out of Egypt after causing the plagues, as described in Exodus.
He witnessed a beating of a slave in his youth and because he later killed the taskmaster who was inflicting harm, he was forced to flee Egypt to the land of Midian, where he marries Tzipporah, the daughter of a local priest.
{Moses}