It is narrated from Ibrahim (may Allah have mercy on him) that the furwa (hairy garment), socks, soft shoes, and stockings should be removed from the martyr, except in the case where the stockings complete an odd number, then they should be left. And he should be buried in his own clothes.
Hadith Referenceسنن سعید بن منصور / كتاب الجهاد / 3755
Hadith Takhrij«أخرجه سعيد بن منصور فى «سننه» ترقيم الدرالسلفية برقم:، 2578، وابن أبى شيبة فى «مصنفه» برقم: 12138، 33474»