‘Uqba b. ‘Amir told that he heard God's Messenger say when he was on the pulpit, “Prepare for them as much strength as you can. Strength is shooting; strength is shooting; strength is shooting.” Muslim transmitted it.
Hadith Referenceمشكوة المصابيح / كتاب الجهاد / 3861
Hadith Gradingالألبانی:صَحِيح | زبیر علی زئی:صحيح
Hadith Takhrij´تحقيق و تخريج: محدث العصر حافظ زبير على زئي رحمه الله` «رواه مسلم (1917/167)»