Is it permitted to fast on Erev Shabbos or Erev Yom Tov? I've heard about people taking on fasts until chatzos, but no later. What is the halacha on this?
1 Answer
http://hebrewbooks.org/pdfpager.aspx?req=49625&st=&pgnum=28
Per Orach Chaim 249:3 "Anshei maaseh would fast every Erev Shabbos". However the Beer Heteiv brings the Bach that it is prohibited.