Obligation of Jihad Riyad as-Salihin 1300
Arabic hadith text
وعنه أن رسول الله صلى الله عليه وسلم قال: "إن في الجنة مائة درجة أعدها للمجاهدين في سبيل الله ما بين الدرجتين كما بين السماء والأرض" ((رواه البخاري)).
Translation
Abu Hurairah (May Allah be pleased with him) reported
The Messenger of Allah (ﷺ) said, "In Jannah there are a hundred grades which Allah has prepared for those who fight in His Cause; and the distance between any two of those grades is like the distance between the heaven and the earth."[Al-Bukhari].