The fire of the children of Adam which they kindle is one part out of seventy parts of the fire of Hell.A man said, "Even this fire alone would have been sufficient."He replied, "Indeed, the fire of Hell has been made greater than it by sixty-nine parts, each part as hot as it."
وبإسناده سمعت
نار بني آدم التي يوقدون جزء من سبعين جزءا من نار جهنم فقال رجل إن كانت لكافية فقال لقد فضلت عليه بتسعة وستين جزءا حرا فحرا
Its isnad is sahih. Bukhari related it, 4/147, in "The Beginning of Creation," "The Description of the Fire," and Muslim, 4/2184, no. 2843, in "Paradise," "The Description of Hell, may Allah protect us from it," and Tirmidhi, 4/710, no. 2590, and Malik, 2/994.