Tafseer Ibn Khatheer - Sorah Al-Muddaththir ( The One Enveloped )
وَاللَّيْلِ إِذْ أَدْبَرَ
(33) (Al-Muddaththir ( The One Enveloped ))
أَيْ وَلَّى .
Source :
http://www.quraninformation.com/t-74-1-33.html