Sayyiduna Abu Sa'id al-Khudri (may Allah be pleased with him) narrated: "A man came to the Messenger of Allah (peace and blessings be upon him) and said: 'O Messenger of Allah, teach me a supplication through which I may attain good.' So the Messenger of Allah (peace and blessings be upon him) said: 'Say: Allahumma'fu 'anni, fa innaka 'afuwwun karim (O Allah, pardon me, for indeed You are Most Pardoning, Most Generous).'"
Imam al-Tabarani (may Allah have mercy on him) said: "No one narrated this hadith from Ali bin Zayd except Yahya bin Maymun."
Hadith Referenceالمعجم الأوسط / باب الميم / 7746
Hadith Gradingمحدثین:إسناده ضعيف لضعف يحيى بن ميمون
Hadith Takhrij«قال ابن عدي: يحيى بن ميمون عامة ما يرويه ليس بمحفوظ «الكامل في الضعفاء، ج 9، ص 78»» «أخرجه أبو يعلى فى «مسنده» برقم: 1023»