Who is pasiphae's son?

The Minotaur. Evolved from a tale in ancient Greek mythology, Hades, the ruler of the underworld ,sent a gift of a magnificent bull as a sign of peace offering to Minos of Crete. However when the bull arrived Minos was not at his palace and the bull was greeted by the wife of Mino's, Pasiphae, who was enthralled and enamored by the likes of this bull. Therefore leading to a romantic endeavor between the two and creating a son who was later named Minotaur.