Battle of the Trench around 10,000 men and six hundred horsemen. In January 627 the army, which was led by Abu Sufyan, marched on Medina. In accordance with the plan the armies began marching towards Medina, Meccans from the south (along the coast) and the others from the east. At the same time horsemen from the Banu Khuza'a left to warn Medina of the invading army. The men from Banu Khuza'a reached Muhammad in four days, warning him of the Confederate armies that were to arrive in a week. Muhammad gathered the Medinans to discuss the best strategy of overcoming the enemy. Meeting the
Battle of the Trench Watt conjectures that the Meccans at this point began to contemplate that conversion to Islam would be the most prudent option. The main contemporary source of the battle is the 33rd Surah of the Quran. The Sunni Muslim Mufassir Ibn Kathir mentions that is about this incident in his book Tafsir ibn Kathir, and his commentary on this verse mentions the reason and event of the Battle, his commentary is as follows: The event is referenced in the Sunni, Hadith collection Sahih al-Bukhari, it mentions the death of Sa'd ibn Mu'adh, as follows: The Sahih al-Bukhari collection also mentions that