Narrated Ibn `Abbas: "The Prophet prayed eight rak`at for the Zuhr and `Asr, and seven for the Maghrib and `Isha prayers in Medina." Aiyub said, "Perhaps those were rainy nights." Anas said, "May be."
Hadith ReferenceSahih Bukhari / The Book of The Times of As-Salat (The Prayers) and Its Superiority / Hadith: 543
Hadith Gradingمحدثین:أحاديث صحيح البخاريّ كلّها صحيحة