Sayyiduna Abu Sa‘id Khudri (may Allah be pleased with him) narrated that the Messenger of Allah (peace and blessings be upon him) said: “When you see a man regularly coming to the mosque, bear witness to his faith, for Allah Almighty says: Only those maintain the mosques of Allah who believe in Allah.” [توبه: 18/9]
Hadith Referenceسنن دارمي / من كتاب الصللاة / 1257
Hadith Gradingتحقیق (حسین سلیم أسد الدارانی):إسناده ضعيف قال أحمد ((أحاديث دراج عن أبي الهيثم عن أبي سعيد فيها ضعف))، [مكتبه الشامله نمبر: 1259]
Hadith Takhrijاس حدیث کی سند ضعیف ہے۔ امام احمد نے فرمایا: دراج کی احادیث ابی الہیثم عن ابی سعید ضعیف ہیں۔ تخریج کے لئے دیکھئے: [ترمذي 3093] ، [ابن ماجه 802] ، [صحيح ابن حبان 1721] ، [الموارد 310]
Brief Explanation
(Commentary on Hadith 1256)
That is, coming and going to the mosque, performing prayer, serving the mosque, teaching and learning, recitation of the Qur'an, etc.—all these matters are among the characteristics of a believing servant. Whoever makes such practices his habit is a possessor of faith.