Sayyiduna Ali (may Allah be pleased with him) narrates: The Prophet (peace and blessings be upon him) saw a man who was praying facing another person, so the Prophet (peace and blessings be upon him) instructed him to repeat his prayer. The man said: O Messenger of Allah! I was praying while you were watching me.
Al-Bazzar recorded it; its chain contains Abd al-A'la al-Taghlibi, who is da'if (weak).
Hadith Referenceمجمع الزوائد ومنبع الفوائد / كتاب الصلاة / 2304
Sayyiduna Abu Hurayrah (may Allah be pleased with him) narrates that the Prophet (peace and blessings be upon him) said: "I have been forbidden to pray behind (i.e. facing) people who are talking or people who are sleeping."
Al-Tabarani recorded it in al-Mu'jam al-Awsat; its chain contains Muhammad bin Amr bin Alqamah, about whose use as evidence there is disagreement.
Hadith Referenceمجمع الزوائد ومنبع الفوائد / كتاب الصلاة / 2305
Hadith Gradingمحدثین:إسنادہ حسن۔
Hadith Takhrij«أخرجه المعجم الأوسط للطبراني برقم: 5242»