Supererogatory Prayer (صَلاةُ النَّافِلَةِ)
أصول الفقه
المعنى الاصطلاحي :
Legislated optional prayers in addition to the five obligatory prayers.
الشرح المختصر :
"Nāfilah" (supererogatory prayer) is any optional prayer other than the five obligatory prayers. It is of two types: 1.Specified "Nāfilah": They are related to a certain reason, such as the Duha (forenoon) prayer, and Masjid-greeting prayer. 2.Unspecified "Nāfilah": They are all prayers that are not related to a certain reason or a fixed time.