Abu Abdur Rahman Salami (may Allah have mercy on him) says that I heard Sayyiduna Uthman bin Affan (may Allah be pleased with him) saying on the pulpit of the Messenger of Allah (peace and blessings be upon him) that the Messenger of Allah (peace and blessings be upon him) said: "Whoever has any good or bad deed hidden, Allah manifests a sign of it upon him by which he is recognized." And (in this chain) there is no mention of Sa'd bin Ubaidah between Alqamah bin Murshid and Abu Abdur Rahman.
Hadith Referenceمسند الشهاب / 510
Hadith Gradingمحدثین:إسناده ضعيف جدا
Hadith Takhrij«إسناده ضعيف جدا ، وأخرجه شعب الايمان : 6543»ابوعمر البز از حفص بن سلیمان متروک ہے ۔