Sayyidah Layla al-Ghifariyyah (may Allah be pleased with her) narrates: I used to go out with the Prophet (peace and blessings be upon him) and tend to the wounded.
Al-Tabarani recorded it. Its chain contains al-Qasim bin Muhammad bin Abi Shaybah, and he is da'if (weak).
Hadith Referenceمجمع الزوائد ومنبع الفوائد / كتاب الجهاد / 9654