The Battle of the Trench and historical challenges faced by early Muslims

هُنَالِكَ ٱبْتُلِىَ ٱلْمُؤْمِنُونَ وَزُلْزِلُوا۟ زِلْزَالًا شَدِيدًا

There the believers were tested and shaken with a severe shaking.