It is narrated from Sayyiduna Ibn Umar (may Allah be pleased with them both) that the Messenger of Allah (peace and blessings be upon him) said: "Except for Al-Masjid Al-Haram, offering prayer in this mosque of mine is superior to a thousand prayers in other mosques."
Hadith Referenceمسند احمد / مسند المكثرين من الصحابة / 5153
Hadith Gradingحکم دارالسلام:إسناده صحيح ، م : 1395 .