Nisfu Sya'ban itu apa sih? Jelaskan dalam bahasa jawa ya

Nisfu Sya'ban (Basa Jawa: Wulan Ruwah) iku minangka peringatan ing tanggal 15 sasi (Sya'ban) saka kalender Islam. Dina iki uga dikenal minangka Laylatul Bara'ah utawa Lailatun Nisf min Sha'ban ing donya Arab, lan minangka Shab-e-barat<ref name="ref09faruj">{{Citation | title=Embroidering lives: women's work and skill in the Lucknow embroidery industry | author=Clare M. Wilkinson-Weber | publisher=SUNY Press, 1999 | isbn=978-0-7914-4088-9 | url=http://books.google.com/books?id=j183x2zeNJwC | quote=... Shab-barat is observed with nightlong prayer and recitation (in the mosque for men, and at home for the women).}}</ref> ing Afghanistan, Bangladesh, Pakistan, Iran lan India. Jeneng-jeneng kasebut dijarwakake dadi "wengi pangapuraning dosa", "wengi donga" lan "wengi", lan asring dipèngeti dening ngajaga kabèh wengi kanggo ibadah.