Muslim, or Hijri calendar (التقويم الهجري at-taqwīm al-hijrī) - A lunar calendar consisting of 12 lunar months in a year of 354 or 355 days established as the Islamic New Year of 622CE.
Muslim, or Hijri calendar (التقويم الهجري at-taqwīm al-hijrī) - A lunar calendar consisting of 12 lunar months in a year of 354 or 355 days established as the Islamic New Year of 622CE.