Hadith 128

Narrated Umm Salamah (RAA): During the lifetime of the Prophet (Peace be upon him) the women having bleeding after delivery (postnatal or puerperal blood) would refrain (from prayer) for forty days. [Reported by Al-Khamsa except An-Nasa’i, and the version is that of Abu Da’ud].In another version of Abu Da’ud: "The Prophet (Peace be upon him) did not command her to repeat the prayers (missed during the period of bleeding)."Narrated Buraidah (RA) in another version of the above Hadith regarding 'Asr (afternoon prayer): "When the sun is white and clear." [Reported by Muslim].