Task: Text Categorization
Input (English): After defeating an invading force from Mesopotamia that kidnapped his nephew, this man was blessed by the king of Salem, named Melchizedek. Because of his wife's beauty, he lied that they were siblings, which caused both Pharoah and Abilimech to try to marry her. This man died five years early to be spared of the pain of seeing the sale of his grandson Esau's birthright. This man's wife was infertile so he laid with his handmaiden Hagar. For 10 points, name this Biblical figure who almost sacrificed his son Isaac to God on Mount Horeb and whose name means "father of many nations," the patriarch of Islam, Christianity, and Judaism.
Output (English): Social Science