Haritha was killed on the day of Badr, and the mother of Haritha said, "Prophet of Allah, if my son has attained Paradise, I will bear it patiently. Otherwise, I shall pour out my grief in weeping over him."He replied, "Mother of Haritha, it is many gardens within one Paradise, and Haritha has attained the highest Firdaws."
حدثنا عفان حدثنا أبان حدثنا قتادة
كان حارثة أصيب يوم بدر فقالت أم حارثة يا نبي الله إن كان ابني أصاب الجنة وإلا أجهدت عليه بالبكاء قال يا أم حارثة إنها جنان كثيرة في جنة وإن حارثة أصاب الفردوس الأعلى
Its isnad is sahih, it preceded at 13805.13950m - With this same isnad and wording, the Prophet of Allah ﷺ used to say, "Do not turn away from one another, do not hate one another, do not envy one another, and be servants of Allah as brothers." And the Prophet ﷺ used to say, "Straighten your rows, bring them close together, and align the necks, for by the One in whose hand is the soul of Muhammad, I can see the devils entering through the gaps in the row as if they were small lambs." Sahih (13950m). Its isnad is sahih, it preceded at 13670.