Sahih Bukhari
Prophetic Commentary on the Quran (Tafseer of the Prophet (PBUH))
Volume: 006 / Book Number: 060 / Hadith Number: 460
Narrated Abdullah bin Umar:
The Prophet said, "On the Day when all mankind will stand before the Lord of the Worlds, some of them will be enveloped in their sweat up to the middle of their ears."