Hadith 1257
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 1258
Sayyiduna Uthman (may Allah be pleased with him) said: The Messenger of Allah (peace and blessings be upon him) said: "Whoever prays the 'Isha prayer in congregation, he will have the reward of standing (in prayer) for half the night, and whoever also prays the Fajr prayer in congregation, he will have the reward of standing (in prayer) for the entire night."