question #3 Sahih al-Bukhari 4103, Book 64, Hadith 147 : What strategic challenges did the Muslims face during the Battle of Al-Khandaq as mentioned in the Qur’anic verse?

As regards the following Qur’anic Verse:– “When they came on you from above and from below you
(from east and west of the valley) and when the eyes grew wild and the hearts reached up to the
throats…..” (33.10) That happened on the day of Al-Khandaq (i.e. Trench).