Khidr or al-Khidr (الخضر‎ al-Khiḍr; also transcribed as al-Khadir, Khader, Khadr, Khedher, Khizr, Khizir, Khyzer, Qeezr, Qhezr, Qhizyer, Qhezar, Khizar, Xızır, Hızır) is a name ascribed to a figure in the Quran as a righteous servant of God possessing great wisdom or mystic knowledge. In various Islamic and non-Islamic traditions, Khidr is described as a messenger, prophet, wali, slave and angel, who guards the sea, teaches secret knowledge and aids those in distress.