Narrated Abu Al-Mahh [??]: We were with Buraida in a battle on a cloudy day and he said, "Offer the `Asr prayer early as the Prophet said, "Whoever leaves the `Asr prayer, all his (good) deeds will be annulled."
Hadith ReferenceSahih Bukhari / The Book of The Times of As-Salat (The Prayers) and Its Superiority / Hadith: 553
Hadith Gradingمحدثین:أحاديث صحيح البخاريّ كلّها صحيحة