Narrated Muadh ibn Abdullah ibn Khubayb al-Juhani: Hisham ibn Saad reported: We entered upon Muadh ibn Abdullah ibn Khubayb al-Juhani. He said to his wife: When (at what age) should a boy pray? She replied: Some person of us reported: The Messenger of Allah ﷺ was asked about it; he said: When a boy distinguishes right hand from the left hand, then command him to pray.
Hadith Referenceسنن ابي داود / كتاب الصلاة / 497
Hadith Gradingالألبانی:ضعيف | زبیر علی زئی:ضعيف, إسناده ضعيف, المرأة مجھولة والرجل لم أعرفه, وللحديث طريق شاذ عند الطبراني في الصغير (1/ 99), انوار الصحيفه، صفحه نمبر 31
Hadith Takhrij« تفرد بہ أبو داود، (تحفة الأشراف: 15710) (ضعیف) » (اس میں معاذ کی اہلیہ مبہم اور معاذ کے شیخ مجہول ہیں )
Narrated Muadh ibn Abdullah al-Juhani: A man of Juhaynah told him that he had heard the Prophet ﷺ reciting "When the earth is shaken" (Surah 99) in both rak'ahs of the morning prayer. But I do not know whether he had forgotten, or whether he recited it on purpose.
Hadith Referenceسنن ابي داود / أبواب تفريع استفتاح الصلاة / 816
Hadith Gradingالألبانی:حسن | زبیر علی زئی:إسناده حسن, مشكوة المصابيح (862)
Narrated Abdullah ibn Khubayb: We went out one rainy and intensely dark night to look for the Messenger of Allah ﷺ to lead us in prayer, and when we found him, he asked: Have you prayed?, but I did not say anything. So he said: Say, but I did not say anything. He again said: Say, but I did not say anything. He then said: Say. So I said: What am I to say? He said: Say: "Say, He is Allah, One, " and al-Mu'awwadhatan thirty three times in the morning and evening; they will serve you for every purpose.
Hadith Referenceسنن ابي داود / أبواب النوم / 5082
Hadith Gradingالألبانی:حسن | زبیر علی زئی:إسناده حسن, مشكوة المصابيح (2163), أخرجه الترمذي (3575 وسنده حسن) ورواه النسائي (5430 وسنده حسن) أبو أسيد ھو أسيد بن أبي أسيد