Two people entered the mosque and there was only space for one person left in the front row

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Bringing worshippers closer together so as to join them in the row
He prays in the mosque with the congregation but he is always on his own behind the last row

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It is not permissible for one who is praying behind an imaam to recite anything other than al-Faatihah
Ability to stand changes while praying
If he misses the first prayer in congregation in the mosque, should he pray with his family or should he come to the mosque for the second prayer in congregation?
Bringing worshippers closer together so as to join them in the row
He prays in the mosque with the congregation but he is always on his own behind the last row

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