Who suggested digging the trench (Khandaq) as a defensive strategy during the Battle of Ahzab?
Q1. Who suggested digging the trench (Khandaq) as a defensive strategy during the Battle of Ahzab?
Answer: Salman al-Farisi
Explanation: Salman al-Farisi (RA), the Persian companion who was familiar with Persian military tactics, suggested digging a defensive trench (Khandaq) around the exposed northern side of Madinah — a strategy unknown to Arabs at the time.