Sunan At-Tirmidhi
Hadith #1640
Narrated Anas: That the Messenger of Allah (ﷺ) said: ""Dying in the cause of Allah expiates every sin."" Jibril said: ""Except for debt."" So the Messenger of Allah (ﷺ) said: ""Except the debt."" [Abu 'Eisa said:] There are narrations on this topic from Ka'b bin 'Ujrah, Jabir, Abu Hurairah, and Abu Qatadah. This Hadith is Gharib, we do not know of it as a Hadith of Abu Bakr (a narrator) except from this Shaikh (Yahya bin Talhah) He said: I asked Muhammad bin Isma'il about this Hadith and he did not know it. He said: ""I think that he intended the Hadith of Humaid, from Anas, from the Prophet (ﷺ) that he said: 'There is none from the people of Paradise who would like to return to the world except for the martyr