Hadithcore
Mishkat al-Masabih, 2912

‘Abdallah b. ‘Amr reported God’s Messenger as saying, “Every fault but a debt will be forgiven to a martyr.” Muslim transmitted it.

وَعَنْ عَبْدِ اللَّهِ بْنِ عَمْرٍو أَنَّ رَسُولَ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ قَالَ: «يُغْفَرُ لِلشَّهِيدِ كل ذَنْب إِلَّا الدّين» . رَوَاهُ مُسلم

References1 variant
In-Book Reference
Book 11, Hadith 149