How many days it took to dig a trench during Battle of Trench?

a) 3 Days

b) 5 Days

c) 6 Days

d) 9 Days

The Battle of Trench (Ghazwa Khandaq) between Arab tribes and Jewish tribes was 30 day long. It took place in 5 AH (627 AD). Prophet Muhammad (PBUH) ordered digging of trench around Madina on suggestion of Hazrat Salman Farsi (R.A). It took six days to dig it.